{"product_id":"3-98-inch-6-color-e-paper-display-552-768-spi-epd-module","title":"3.98 Inch 6-Color E-Paper Display 552×768 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\"\u003e6-Color E-Paper Display Module\u003c\/span\u003e\n\u003ch2\u003e3.98 Inch 6-Color E-Paper Display\u003c\/h2\u003e\n\u003cp class=\"epd-subtitle\"\u003eCompact reflective E-Paper solution for low-power embedded applications\u003c\/p\u003e\n\u003cp\u003eThis 3.98 inch 6-color E-Paper display module is designed for compact embedded products that require low power consumption, paper-like readability, and stable image retention. With a resolution of 552 × 768 pixels and SPI interface support, it is suitable for smart display systems that need clear static content and efficient energy use.\u003c\/p\u003e\n\u003cp\u003eUsing pure reflective and bi-stable display technology, the module supports black, white, yellow, red, blue, and green presentation without continuous power draw for image holding. It is well suited for smart labels, framed displays, identification devices, and other low-power IoT or industrial 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 3.98 inch 6-color E-Paper\u003c\/div\u003e\n\u003cdiv class=\"epd-highlight-item\"\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e 552 × 768 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\u003eColor Capability\u003c\/strong\u003e Black, white, yellow, red, blue, green\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\u003e3.98 inch 6-color E-Paper display module\u003c\/li\u003e\n\u003cli\u003e552 × 768 reflective high-resolution display\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 designs\u003c\/li\u003e\n\u003cli\u003eBi-stable display for static content retention\u003c\/li\u003e\n\u003cli\u003eSuitable for smart labels, framed displays, and IoT products\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"epd-note\"\u003eIdeal for applications that need low refresh power, stable display retention, and paper-like readability in compact product 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\u003e6-Color Display\u003c\/h4\u003e\n\u003cp\u003eSupports black, white, yellow, red, blue, and green for richer visual presentation in compact display applications.\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 low-energy products with stable image retention and minimized power use between display 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 the need for 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 to simplify 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 Design\u003c\/h4\u003e\n\u003cp\u003eIncludes on-chip RAM and integrated control functions for compact low-power embedded system development.\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\u003eProvides stable visual performance from different viewing directions in signage, ID, and information display 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 3.98 inch 6-color electrophoretic display module is developed for low-power embedded products, smart labels, framed information displays, and compact custom devices. Its 552 × 768 resolution provides clear presentation for text, icons, labels, and static graphical information in applications where low refresh frequency and long standby time are important.\u003c\/p\u003e\n\u003cp\u003eBecause E-Paper technology is bi-stable, the displayed image remains visible without the continuous power consumption required by conventional LCD or OLED screens. This makes the module a practical option for devices that need to show stable information over long periods while reducing battery load.\u003c\/p\u003e\n\u003cp\u003eIts compact size, reflective readability, and multi-color display capability make it suitable for retail, office, logistics, industrial control, ID products, and other OEM or ODM embedded display applications.\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\"\u003eRetail shelf labels and smart price tags\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eWarehouse labels and logistics tags\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eFramed photo and decorative information displays\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eID cards and reusable identification devices\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eMedical and healthcare identification products\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eIndustrial control and instrument displays\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eSmart home and IoT information panels\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eOffice signage and meeting room displays\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003ePortable information terminals\u003c\/div\u003e\n\u003cdiv class=\"epd-app-item\"\u003eCustom embedded OEM and ODM 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\u003e6-Color Active Matrix Electrophoretic Display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eScreen Size\u003c\/th\u003e\n\u003ctd\u003e3.98 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e552(H) × 768(V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eActive Area\u003c\/th\u003e\n\u003ctd\u003e59.06(H) × 82.18(V) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePixel Pitch\u003c\/th\u003e\n\u003ctd\u003e107(H) × 107(V) μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePixel Configuration\u003c\/th\u003e\n\u003ctd\u003eRectangle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutline Dimension\u003c\/th\u003e\n\u003ctd\u003e63.53(H) × 90.96(V) × 0.85(D) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay Colors\u003c\/th\u003e\n\u003ctd\u003eBlack, White, Yellow, Red, Blue, Green\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Structure\u003c\/th\u003e\n\u003ctd\u003eCompact SPI EPD 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\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\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\u003eController Support\u003c\/th\u003e\n\u003ctd\u003eOn-chip RAM and integrated control logic\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\u003eColor Capability\u003c\/th\u003e\n\u003ctd\u003e6-color display\u003c\/td\u003e\n\u003c\/tr\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\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 3.98 inch E-Paper module supports both 4-wire SPI and 3-wire SPI communication, making it suitable for embedded evaluation, MCU-side development, and product integration in compact low-power systems.\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.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-wire SPI:\u003c\/strong\u003e D\/C is not used, and 9-bit serial communication is supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-chip functions:\u003c\/strong\u003e includes integrated control logic, oscillator, SRAM, LUT, and VCOM-related functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmbedded integration:\u003c\/strong\u003e suitable for smart labels, IoT panels, ID products, framed displays, and custom low-power display 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 6-color E-Paper display module is designed for applications where long standby time, low refresh frequency, and efficient power management are important. Thanks to its bi-stable display characteristic, content remains visible without the continuous power draw required by conventional display technologies.\u003c\/p\u003e\n\u003cp\u003eWith low power consumption and reflective readability, this module is suitable for battery-powered devices, portable terminals, reusable display products, smart identification systems, and low-maintenance embedded applications.\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 and package drop impact tests\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, or cracking the panel.\u003c\/li\u003e\n\u003cli\u003eDo not apply pressure to the display surface.\u003c\/li\u003e\n\u003cli\u003eDo not connect or disconnect the interface while the panel is operating.\u003c\/li\u003e\n\u003cli\u003eAvoid harmful gases such as acid and alkali gases.\u003c\/li\u003e\n\u003cli\u003eDo not stack the EPD panels or modules.\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 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.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"epd-footer-note\"\u003eNote: The specification recommends periodic updating under non-ideal humidity conditions 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 3.98 inch 6-color E-Paper display module used for?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eIt is suitable for smart labels, retail price tags, framed displays, ID products, portable terminals, office signage, industrial display devices, and custom embedded projects that require low power consumption and 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 3.98 inch E-Paper module has a resolution of 552 × 768 pixels, suitable for clear text, icons, labels, and compact graphics.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e3. What colors does this display support?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eThe module supports 6 display colors: black, white, yellow, red, blue, and green, offering richer visual presentation than standard monochrome E-Paper displays.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e4. Is this display suitable for battery-powered products?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eYes. Its low power architecture and bi-stable display technology make it suitable for battery-powered, portable, and low-refresh display products.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e5. Does this E-Paper display require a backlight?\u003c\/summary\u003e\n\u003cdiv class=\"epd-faq-content\"\u003eNo. It uses pure reflective display technology and is designed for viewing under ambient light rather than backlit operation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e6. 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 custom embedded systems, MCU development, and compact industrial or IoT display integration.\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\/BR0398NZ29-A1.pdf?v=1786676834\" 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 3.98 Inch 6-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":53021999104320,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/9960\/7616\/files\/3.98-inchcolorEInkkeychain-001.webp?v=1786679136","url":"https:\/\/www.brownopto.com\/ko\/products\/3-98-inch-6-color-e-paper-display-552-768-spi-epd-module","provider":"Brownopto Technology","version":"1.0","type":"link"}