{"product_id":"4-5-inch-color-e-paper-display-480-800-spi-epd-module","title":"4.5 Inch Color E-Paper Display 480×800 SPI EPD Module","description":"\u003cstyle\u003e\n  .epd-product-wrap *{box-sizing:border-box;}\n  .epd-product-wrap h1,\n  .epd-product-wrap h2,\n  .epd-product-wrap h3,\n  .epd-product-wrap h4{margin:0 0 14px;color:#111;line-height:1.3;}\n  .epd-product-wrap p{margin:0 0 14px;color:#444;}\n  .epd-product-wrap .epd-section{margin:0 0 28px;}\n  .epd-product-wrap .epd-card{\n    background:#fff;\n    border:1px solid #e5e7eb;\n    border-radius:16px;\n    padding:24px;\n    box-shadow:0 2px 10px rgba(0,0,0,0.04);\n  }\n  .epd-product-wrap .epd-hero{\n    display:grid;\n    grid-template-columns:1.2fr 0.8fr;\n    gap:24px;\n    align-items:stretch;\n  }\n  .epd-product-wrap .epd-badge{\n    display:inline-block;\n    padding:6px 12px;\n    border-radius:999px;\n    background:#eef6ff;\n    color:#1d4ed8;\n    font-size:13px;\n    font-weight:700;\n    margin-bottom:14px;\n  }\n  .epd-product-wrap .epd-title{\n    font-size:34px;\n    font-weight:700;\n    margin-bottom:12px;\n  }\n  .epd-product-wrap .epd-subtitle{\n    font-size:16px;\n    color:#555;\n    margin-bottom:18px;\n  }\n  .epd-product-wrap .epd-highlight-list{\n    display:grid;\n    grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:10px 16px;\n    margin-top:18px;\n  }\n  .epd-product-wrap .epd-highlight-item{\n    background:#f8fafc;\n    border:1px solid #e5e7eb;\n    border-radius:12px;\n    padding:12px 14px;\n    font-size:14px;\n    color:#333;\n  }\n  .epd-product-wrap .epd-highlight-item strong{\n    display:block;\n    color:#111;\n    margin-bottom:4px;\n    font-size:13px;\n    text-transform:uppercase;\n    letter-spacing:0.3px;\n  }\n  .epd-product-wrap .epd-side-box{\n    height:100%;\n    display:flex;\n    flex-direction:column;\n    justify-content:space-between;\n    background:linear-gradient(180deg,#f8fbff 0%,#eef6ff 100%);\n    border:1px solid #dbeafe;\n    border-radius:16px;\n    padding:22px;\n  }\n  .epd-product-wrap .epd-side-box h3{\n    font-size:20px;\n    margin-bottom:14px;\n  }\n  .epd-product-wrap .epd-side-box ul{\n    list-style:none;\n    padding:0;\n    margin:0 0 16px;\n  }\n  .epd-product-wrap .epd-side-box li{\n    padding:10px 0;\n    border-bottom:1px solid #dbeafe;\n    font-size:14px;\n    color:#334155;\n  }\n  .epd-product-wrap .epd-side-box li:last-child{\n    border-bottom:none;\n  }\n  .epd-product-wrap .epd-note{\n    font-size:13px;\n    color:#64748b;\n    margin-top:10px;\n  }\n  .epd-product-wrap .epd-grid-2{\n    display:grid;\n    grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:24px;\n  }\n  .epd-product-wrap .epd-feature-grid{\n    display:grid;\n    grid-template-columns:repeat(3,minmax(0,1fr));\n    gap:16px;\n  }\n  .epd-product-wrap .epd-feature{\n    border:1px solid #e5e7eb;\n    border-radius:14px;\n    padding:18px 16px;\n    background:#fff;\n    height:100%;\n  }\n  .epd-product-wrap .epd-feature-icon{\n    width:42px;\n    height:42px;\n    border-radius:12px;\n    background:#eef6ff;\n    color:#2563eb;\n    display:flex;\n    align-items:center;\n    justify-content:center;\n    font-size:20px;\n    margin-bottom:12px;\n  }\n  .epd-product-wrap .epd-feature h4{\n    font-size:16px;\n    margin-bottom:8px;\n  }\n  .epd-product-wrap .epd-feature p{\n    font-size:14px;\n    margin:0;\n    color:#555;\n  }\n  .epd-product-wrap .epd-spec-table{\n    width:100%;\n    border-collapse:collapse;\n    overflow:hidden;\n    border-radius:14px;\n    border:1px solid #e5e7eb;\n    background:#fff;\n  }\n  .epd-product-wrap .epd-spec-table tr:nth-child(odd){\n    background:#fafafa;\n  }\n  .epd-product-wrap .epd-spec-table th,\n  .epd-product-wrap .epd-spec-table td{\n    text-align:left;\n    padding:14px 16px;\n    border-bottom:1px solid #e5e7eb;\n    vertical-align:top;\n    font-size:14px;\n  }\n  .epd-product-wrap .epd-spec-table th{\n    width:38%;\n    color:#111;\n    font-weight:700;\n  }\n  .epd-product-wrap .epd-spec-table tr:last-child th,\n  .epd-product-wrap .epd-spec-table tr:last-child td{\n    border-bottom:none;\n  }\n  .epd-product-wrap .epd-list{\n    padding-left:18px;\n    margin:0;\n  }\n  .epd-product-wrap .epd-list li{\n    margin-bottom:10px;\n    color:#444;\n  }\n  .epd-product-wrap .epd-app-grid{\n    display:grid;\n    grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:14px;\n  }\n  .epd-product-wrap .epd-app-item{\n    border:1px solid #e5e7eb;\n    background:#fff;\n    border-radius:12px;\n    padding:14px 16px;\n    font-size:14px;\n    color:#333;\n  }\n  .epd-product-wrap .epd-faq{\n    display:grid;\n    gap:14px;\n  }\n  .epd-product-wrap .epd-faq details{\n    border:1px solid #e5e7eb;\n    border-radius:14px;\n    background:#fff;\n    overflow:hidden;\n  }\n  .epd-product-wrap .epd-faq summary{\n    cursor:pointer;\n    list-style:none;\n    padding:18px 20px;\n    font-weight:700;\n    color:#111;\n    position:relative;\n    outline:none;\n  }\n  .epd-product-wrap .epd-faq summary::-webkit-details-marker{\n    display:none;\n  }\n  .epd-product-wrap .epd-faq summary::after{\n    content:\"+\";\n    position:absolute;\n    right:20px;\n    top:50%;\n    transform:translateY(-50%);\n    font-size:22px;\n    color:#2563eb;\n    font-weight:400;\n  }\n  .epd-product-wrap .epd-faq details[open] summary::after{\n    content:\"−\";\n  }\n  .epd-product-wrap .epd-faq-content{\n    padding:0 20px 20px;\n    color:#555;\n    font-size:14px;\n    line-height:1.8;\n  }\n  .epd-product-wrap .epd-footer-note{\n    font-size:13px;\n    color:#6b7280;\n    margin-top:8px;\n  }\n\n  \/* Resource + CTA *\/\n  .epd-product-wrap .epd-resource-row{\n    margin:6px 0 30px;\n    font-size:15px;\n    color:#222;\n  }\n  .epd-product-wrap .epd-resource-row strong{\n    font-weight:700;\n    color:#222;\n  }\n  .epd-product-wrap .epd-resource-row a{\n    color:#1d4ed8;\n    text-decoration:underline;\n  }\n  .epd-product-wrap .epd-cta-box{\n    text-align:center;\n    padding:46px 24px 48px;\n    background:#fff;\n    border-radius:18px;\n    border:1px solid #e5e7eb;\n    box-shadow:0 2px 10px rgba(0,0,0,0.04);\n  }\n  .epd-product-wrap .epd-cta-title{\n    margin:0 0 14px;\n    font-size:28px;\n    font-weight:700;\n    color:#0057b8;\n    line-height:1.3;\n  }\n  .epd-product-wrap .epd-cta-text{\n    margin:0 0 24px;\n    font-size:16px;\n    color:#333;\n  }\n  .epd-product-wrap .epd-cta-btn{\n    display:inline-block;\n    min-width:210px;\n    padding:16px 28px;\n    border-radius:8px;\n    background:#1778f2;\n    color:#fff !important;\n    text-decoration:none;\n    font-size:16px;\n    font-weight:700;\n    transition:all 0.25s ease;\n  }\n  .epd-product-wrap .epd-cta-btn:hover{\n    background:#0f67d6;\n    transform:translateY(-1px);\n  }\n\n  @media (max-width: 991px){\n    .epd-product-wrap .epd-hero,\n    .epd-product-wrap .epd-grid-2,\n    .epd-product-wrap .epd-feature-grid,\n    .epd-product-wrap .epd-app-grid{\n      grid-template-columns:1fr;\n    }\n    .epd-product-wrap .epd-highlight-list{\n      grid-template-columns:1fr;\n    }\n    .epd-product-wrap .epd-title{\n      font-size:28px;\n    }\n    .epd-product-wrap .epd-cta-title{\n      font-size:24px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"epd-product-wrap\" style=\"max-width: 1200px; margin: 0 auto; font-family: Arial,Helvetica,sans-serif; color: #222; line-height: 1.7;\"\u003e\n\u003c!-- Top Intro --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-hero\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003cspan class=\"epd-badge\"\u003eColor E-Paper Display Module\u003c\/span\u003e\n\u003ch2 class=\"epd-title\"\u003e4.5 Inch Color E-Paper Display \u003c\/h2\u003e\n\u003cp class=\"epd-subtitle\"\u003eReflective low-power E-Paper solution for compact embedded display integration\u003c\/p\u003e\n\u003cp\u003eThis 4.5 inch color E-Paper display module is designed for embedded products that require low power consumption, paper-like readability, and stable image retention. With a resolution of 480 × 800 pixels and SPI interface support, it is suitable for compact systems that need clear static content and efficient energy use.\u003c\/p\u003e\n\u003cp\u003eUsing active matrix electrophoretic display technology in pure reflective and bi-stable mode, the module delivers clear viewing under ambient light without continuous power draw for image holding. It is suitable for ID devices, framed display products, portable information terminals, and a wide range of custom embedded applications.\u003c\/p\u003e\n\u003cdiv class=\"epd-highlight-list\"\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eDisplay Type\u003c\/strong\u003e 4.5 inch color E-Paper display\u003c\/div\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e 480 × 800 pixels\u003c\/div\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eInterface\u003c\/strong\u003e 4-wire SPI \/ 3-wire SPI\u003c\/div\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eDisplay Mode\u003c\/strong\u003e Pure reflective, bi-stable\u003c\/div\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eController Features\u003c\/strong\u003e On-chip RAM, LUT, oscillator, DC-DC\u003c\/div\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e Low-power embedded display systems\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-side-box\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003eQuick Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4.5 inch active matrix color E-Paper display module\u003c\/li\u003e\n\u003cli\u003e480 × 800 reflective display for clear static content\u003c\/li\u003e\n\u003cli\u003eSupports both 4-wire SPI and 3-wire SPI\u003c\/li\u003e\n\u003cli\u003eUltra-low power consumption for battery-powered designs\u003c\/li\u003e\n\u003cli\u003eBi-stable display retains image without continuous power\u003c\/li\u003e\n\u003cli\u003eSuitable for ID cards, framed displays, and embedded products\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-note\"\u003eIdeal for products that need low refresh power, reflective readability, and long image retention in compact embedded device designs.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Features --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"epd-feature-grid\"\u003e\n\u003cdiv class=\"epd-feature\"\u003e\n\u003cdiv class=\"epd-feature-icon\"\u003e🖥️\u003c\/div\u003e\n\u003ch4\u003e480×800 Resolution\u003c\/h4\u003e\n\u003cp\u003eProvides clear rendering for text, icons, status information, and static graphics in compact embedded display products.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-feature\"\u003e\n\u003cdiv class=\"epd-feature-icon\"\u003e🔋\u003c\/div\u003e\n\u003ch4\u003eUltra-Low Power\u003c\/h4\u003e\n\u003cp\u003eDesigned for energy-efficient products with low refresh power use and stable image retention between updates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-feature\"\u003e\n\u003cdiv class=\"epd-feature-icon\"\u003e📖\u003c\/div\u003e\n\u003ch4\u003eReflective Viewing\u003c\/h4\u003e\n\u003cp\u003ePure reflective display mode offers paper-like readability under ambient light without requiring a backlight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-feature\"\u003e\n\u003cdiv class=\"epd-feature-icon\"\u003e⚙️\u003c\/div\u003e\n\u003ch4\u003eFlexible SPI Interface\u003c\/h4\u003e\n\u003cp\u003eSupports both 4-wire SPI and 3-wire SPI for easier MCU communication and embedded product integration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-feature\"\u003e\n\u003cdiv class=\"epd-feature-icon\"\u003e💾\u003c\/div\u003e\n\u003ch4\u003eIntegrated Control Functions\u003c\/h4\u003e\n\u003cp\u003eIncludes on-chip display RAM, waveform storage, oscillator, DC-DC, LUT, and VCOM-related control functions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-feature\"\u003e\n\u003cdiv class=\"epd-feature-icon\"\u003e👁️\u003c\/div\u003e\n\u003ch4\u003eWide Viewing Angle\u003c\/h4\u003e\n\u003cp\u003eDelivers stable visual performance from different viewing directions for industrial, retail, and identification use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Overview + Applications --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-grid-2\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThis 4.5 inch color electrophoretic display module is developed for embedded products that require low power consumption, stable static image display, and good readability in ambient light. With a 480 × 800 resolution and active matrix design, it is suitable for showing text, icons, interface elements, identification content, and fixed graphical information.\u003c\/p\u003e\n\u003cp\u003eBecause the module uses bi-stable E-Paper technology, the image remains visible without continuous power after refreshing. Compared with conventional LCD or OLED solutions, this helps reduce battery load in devices that display information for long periods without frequent updates.\u003c\/p\u003e\n\u003cp\u003eIts reflective structure, compact size, and SPI communication support make it suitable for ID products, framed photo devices, smart information terminals, industrial display units, and custom OEM or ODM embedded projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cdiv class=\"epd-app-grid\"\u003e\n\u003cdiv class=\"epd-app-item\"\u003eID cards and electronic identification devices\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eFramed photo and decorative display products\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003ePortable information terminals\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eSmart home and IoT display panels\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eIndustrial handheld display devices\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eOffice signage and status panels\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eLow-power battery-powered display products\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eRetail and information label systems\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eEmbedded control display interfaces\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eCustom OEM and ODM E-Paper projects\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 2 Column Specs --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-grid-2\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eMechanical Specifications\u003c\/h2\u003e\n\u003ctable class=\"epd-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay Type\u003c\/th\u003e\n\u003ctd\u003eActive Matrix Electrophoretic Display (AM EPD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eScreen Size\u003c\/th\u003e\n\u003ctd\u003e4.5 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e480(H) × 800(V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eActive Area\u003c\/th\u003e\n\u003ctd\u003e57.77(H) × 96.28(V) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePixel Configuration\u003c\/th\u003e\n\u003ctd\u003eSquare\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutline Dimension\u003c\/th\u003e\n\u003ctd\u003e62.37(H) × 105.33(V) × 0.87(D) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMechanical Drawing\u003c\/th\u003e\n\u003ctd\u003eFront view, right view, and back view available in datasheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModule Structure\u003c\/th\u003e\n\u003ctd\u003eCompact SPI EPD module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Number\u003c\/th\u003e\n\u003ctd\u003eBR0450NW02-A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication Style\u003c\/th\u003e\n\u003ctd\u003eEmbedded reflective display module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eElectrical Specifications\u003c\/h2\u003e\n\u003ctable class=\"epd-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003ctd\u003e4-wire SPI \/ 3-wire SPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLogic Supply Voltage\u003c\/th\u003e\n\u003ctd\u003e2.8V to 3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Logic Supply\u003c\/th\u003e\n\u003ctd\u003e3.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHigh Level Input Voltage\u003c\/th\u003e\n\u003ctd\u003e0.8 VDD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLow Level Input Voltage\u003c\/th\u003e\n\u003ctd\u003e0.2 VDD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOTP Program Voltage\u003c\/th\u003e\n\u003ctd\u003e7.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Panel Power\u003c\/th\u003e\n\u003ctd\u003e60 mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Operating Current\u003c\/th\u003e\n\u003ctd\u003e20 to 200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSleep Mode Current\u003c\/th\u003e\n\u003ctd\u003e50 μA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDeep Sleep Mode Current\u003c\/th\u003e\n\u003ctd\u003e1 μA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDeep Sleep Power\u003c\/th\u003e\n\u003ctd\u003e0.3 μW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVCOM Output Voltage\u003c\/th\u003e\n\u003ctd\u003e1.5V typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003e0°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Temperature\u003c\/th\u003e\n\u003ctd\u003e-25°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIndoor Illuminance\u003c\/th\u003e\n\u003ctd\u003eUp to 2000 lux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Humidity\u003c\/th\u003e\n\u003ctd\u003e30%RH to 60%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Optical + Interface --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-grid-2\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eOptical Performance\u003c\/h2\u003e\n\u003ctable class=\"epd-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWhite Reflectance\u003c\/th\u003e\n\u003ctd\u003eAbove 30%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContrast Ratio\u003c\/th\u003e\n\u003ctd\u003eAbove 8:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eViewing Angle\u003c\/th\u003e\n\u003ctd\u003eUltra wide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay Mode\u003c\/th\u003e\n\u003ctd\u003ePure reflective\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay Characteristic\u003c\/th\u003e\n\u003ctd\u003eBi-stable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor States\u003c\/th\u003e\n\u003ctd\u003eBlack, White, Yellow, Red, Blue, Green\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical Measurement\u003c\/th\u003e\n\u003ctd\u003eMeasured under 45° illumination with perpendicular detection unless otherwise specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLuminance Meter\u003c\/th\u003e\n\u003ctd\u003eEye-One Pro Spectrophotometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eInterface \u0026amp; Integration\u003c\/h2\u003e\n\u003cp\u003eThis 4.5 inch color E-Paper module supports both 4-wire SPI and 3-wire SPI communication, making it suitable for MCU-side development, embedded evaluation, and compact product integration.\u003c\/p\u003e\n\u003cul class=\"epd-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-wire SPI:\u003c\/strong\u003e uses SCLK, SDIN, CSB, D\/C, and RSTN for command and data communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-wire SPI:\u003c\/strong\u003e D\/C pin is not used, and 9-bit serial communication is supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI2C support:\u003c\/strong\u003e includes I2C signal master interface for reading an external temperature sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-chip functions:\u003c\/strong\u003e integrates gate buffer, source buffer, timing control logic, oscillator, DC-DC, SRAM, LUT, and VCOM functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmbedded use:\u003c\/strong\u003e suitable for low-power ID devices, framed displays, industrial products, and custom embedded systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Power + Reliability --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-grid-2\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003ePower Consumption Advantage\u003c\/h2\u003e\n\u003cp\u003eThis color E-Paper display module is designed for applications where standby efficiency, low refresh frequency, and stable image retention are important. Its bi-stable display characteristic allows content to remain visible after refresh without the continuous power draw required by conventional emissive displays.\u003c\/p\u003e\n\u003cp\u003eWith low power operation, reflective readability, and integrated controller functions, this module is suitable for battery-powered embedded products, portable terminals, smart identification devices, and long-life information display systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eReliability Test\u003c\/h2\u003e\n\u003cul class=\"epd-list\"\u003e\n\u003cli\u003eHigh temperature operation: +40°C, RH 30%, 168 hrs\u003c\/li\u003e\n\u003cli\u003eLow temperature operation: 0°C, 168 hrs\u003c\/li\u003e\n\u003cli\u003eHigh temperature storage: +50°C, RH 35%, 168 hrs\u003c\/li\u003e\n\u003cli\u003eLow temperature storage: -25°C, 168 hrs\u003c\/li\u003e\n\u003cli\u003eHigh temperature \/ high humidity operation: +40°C, RH 90%, 168 hrs\u003c\/li\u003e\n\u003cli\u003eHigh temperature \/ high humidity storage: +50°C, RH 90%, 168 hrs\u003c\/li\u003e\n\u003cli\u003eThermal shock: -25°C to +60°C, 100 cycles\u003c\/li\u003e\n\u003cli\u003ePackage vibration: 1.04G, 20~200Hz, X\/Y\/Z directions, 30 hours each direction\u003c\/li\u003e\n\u003cli\u003ePackage drop impact: 100 cm drop on concrete surface\u003c\/li\u003e\n\u003cli\u003eElectrostatic effect test: machine model ±200V, 0Ω, 200pF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Handling --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eHandling \u0026amp; Storage\u003c\/h2\u003e\n\u003cdiv class=\"epd-grid-2\"\u003e\n\u003cdiv\u003e\n\u003cul class=\"epd-list\"\u003e\n\u003cli\u003eHandle carefully to avoid dropping, bending, twisting, cracking, or mechanical stress on the panel.\u003c\/li\u003e\n\u003cli\u003eDo not apply pressure to the EPD surface.\u003c\/li\u003e\n\u003cli\u003eDo not connect or disconnect the interface connector while the panel is operating.\u003c\/li\u003e\n\u003cli\u003eAvoid harmful gases such as acid and alkali gases that may corrode electronic components.\u003c\/li\u003e\n\u003cli\u003eDo not stack the EPD panels or modules.\u003c\/li\u003e\n\u003cli\u003eDo not disassemble or reassemble the EPD panel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul class=\"epd-list\"\u003e\n\u003cli\u003eStore in the original packaging to avoid scratches and preserve original performance.\u003c\/li\u003e\n\u003cli\u003eUse a soft, dry cloth without chemicals for cleaning.\u003c\/li\u003e\n\u003cli\u003eAvoid moisture penetration, condensation, frost, and dew on the panel surface.\u003c\/li\u003e\n\u003cli\u003eAvoid long exposure to high temperature, high humidity, sunlight, or fluorescent light.\u003c\/li\u003e\n\u003cli\u003eRecommended storage environment: 15°C to 35°C, 30%RH to 60%RH, without condensation or direct sunlight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"epd-footer-note\"\u003eNote: The datasheet recommends updating once a day when humidity is below 45%RH or above 70%RH to help maintain display quality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-card\"\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"epd-faq\"\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e1. What is this 4.5 inch color E-Paper display module used for?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eIt is suitable for ID cards, framed photo products, portable information terminals, industrial display devices, smart embedded products, and other low-power applications that need stable static image presentation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e2. What is the resolution of this E-Paper display?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eThis 4.5 inch E-Paper module has a resolution of 480 × 800 pixels, suitable for clear display of text, icons, labels, and interface graphics.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e3. What interface does this module support?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eIt supports both 4-wire SPI and 3-wire SPI, making it suitable for MCU communication, embedded control development, and compact low-power product integration.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e4. Does this E-Paper module support low-power battery designs?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eYes. Its ultra-low power architecture and bi-stable display technology make it suitable for battery-powered devices, portable terminals, and products that do not refresh content frequently.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e5. Does this display require a backlight?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eNo. It uses pure reflective display technology and is intended for viewing under ambient light conditions rather than backlit operation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e6. What controller and integration functions are included?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eThe module integrates gate buffer, source buffer, timing control logic, oscillator, DC-DC, SRAM, LUT, VCOM functions, and an I2C signal master interface for reading an external temperature sensor.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Resource Download --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-resource-row\"\u003e\n\u003cstrong\u003eResource download:\u003c\/strong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0829\/9960\/7616\/files\/BR0450NW02-A1.pdf?v=1786696031\" target=\"_blank\" rel=\"noopener\"\u003especification\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- CTA Section --\u003e\n\u003csection class=\"epd-section\"\u003e\n\u003cdiv class=\"epd-cta-box\"\u003e\n\u003ch2 class=\"epd-cta-title\"\u003eReady to Integrate the 4.5 Inch Color E-Paper Display Module?\u003c\/h2\u003e\n\u003cp class=\"epd-cta-text\"\u003eContact us for samples, full datasheets, customization support, or technical assistance.\u003c\/p\u003e\n\u003ca class=\"epd-cta-btn\" href=\"https:\/\/www.brownopto.com\/pages\/contact-us\"\u003eRequest a Sample\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Brownopto Technology","offers":[{"title":"Default Title","offer_id":53022418239808,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/9960\/7616\/files\/4.5inchE-ReaderE-InkReader-0003.webp?v=1786696190","url":"https:\/\/www.brownopto.com\/products\/4-5-inch-color-e-paper-display-480-800-spi-epd-module","provider":"Brownopto Technology","version":"1.0","type":"link"}