{"product_id":"waveshare-2inch-e-paper-display","title":"Waveshare 4.2inch E-Paper Display Module 400x300","description":"\u003cdiv style=\"max-width:1040px;margin:0 auto;color:#172033;font-size:16px;line-height:1.68;\"\u003e\n  \u003csection style=\"padding:22px 0 10px;border-bottom:1px solid #e5e7eb;\"\u003e\n    \u003cp style=\"margin:0 0 10px;color:#64748b;font-size:14px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;\"\u003e4.2 inch e-Paper Module\u003c\/p\u003e\n    \u003ch2 style=\"margin:0 0 14px;font-size:30px;line-height:1.2;color:#0f172a;\"\u003e4.2inch E-Paper Display Module\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 18px;font-size:18px;color:#334155;\"\u003eA 400 × 300 black-and-white e-paper display module with SPI interface, partial refresh support, wide viewing angle, and ultra-low power operation for embedded information displays.\u003c\/p\u003e\n    \u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/4.2inch-e-Paper-Module\/4.2inch-e-Paper-Module-details-1.jpg\" alt=\"Waveshare 4.2inch e-Paper display module\" style=\"max-width:100%;height:auto;display:block;margin:18px auto;border-radius:14px;\"\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:28px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 14px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eKey Features\u003c\/h3\u003e\n    \u003cul style=\"margin:0 0 0 22px;padding:0;\"\u003e\n      \u003cli style=\"margin:8px 0;\"\u003e4.2 inch e-paper panel with 400 × 300 resolution.\u003c\/li\u003e\n      \u003cli style=\"margin:8px 0;\"\u003eBlack and white display with 4-level grey scale.\u003c\/li\u003e\n      \u003cli style=\"margin:8px 0;\"\u003eSupports partial refresh; full refresh takes about 5 seconds.\u003c\/li\u003e\n      \u003cli style=\"margin:8px 0;\"\u003eNo backlight required; content remains visible after power is removed.\u003c\/li\u003e\n      \u003cli style=\"margin:8px 0;\"\u003eSPI interface for Raspberry Pi, Jetson Nano, Arduino, STM32, and other controller boards.\u003c\/li\u003e\n      \u003cli style=\"margin:8px 0;\"\u003eOnboard voltage translator for 3.3V and 5V MCU compatibility.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:28px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 14px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eSpecifications\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x:auto;border:1px solid #dbe3ef;border-radius:12px;\"\u003e\n      \u003ctable style=\"width:100%;border-collapse:collapse;min-width:660px;font-size:15px;\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003cth style=\"width:34%;text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eOperating voltage\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e3.3V \/ 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eDisplay color\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eBlack \/ White\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eInterface\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e3-wire SPI \/ 4-wire SPI\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eGrey scale\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eResolution\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e400 × 300 pixels\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eDisplay size\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e84.8 × 63.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eOutline dimensions\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e103.0 × 78.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eFull refresh time\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e5s\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eFast refresh time\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e1.5s, available on V2 version\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003ePartial refresh time\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e0.4s\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003eRefresh power\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:12px 14px;\"\u003e26.4mW typ.\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;padding:12px 14px;\"\u003eStandby current\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;\"\u003e\u0026lt;0.01uA\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:30px 0;padding:20px;border-radius:14px;background:#f8fafc;border:1px solid #e2e8f0;\"\u003e\n    \u003ch3 style=\"margin:0 0 12px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eWhy E-Paper\u003c\/h3\u003e\n    \u003cp style=\"margin:0 0 16px;\"\u003eE-paper reflects ambient light like printed paper, making it easy to read under lamplight or natural light. It does not require a backlight and keeps the last displayed content after power is removed.\u003c\/p\u003e\n    \u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/common\/epaper-advantage.jpg\" alt=\"E-paper display advantages\" style=\"max-width:100%;height:auto;display:block;margin:10px auto 0;border-radius:12px;\"\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:30px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 14px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eSPI Interface\u003c\/h3\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eThe module uses SPI and can connect to common controller boards. Pin functions are organized below for quick integration.\u003c\/p\u003e\n    \u003cdiv style=\"display:grid;grid-template-columns:1fr;gap:18px;align-items:start;\"\u003e\n      \u003cdiv style=\"overflow-x:auto;border:1px solid #dbe3ef;border-radius:12px;\"\u003e\n        \u003ctable style=\"width:100%;border-collapse:collapse;min-width:520px;font-size:15px;\"\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n\u003cth style=\"width:28%;text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eVCC\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003e3.3V \/ 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eGND\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eDIN\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eSPI MOSI\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eCLK\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eSPI SCK\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eCS\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eSPI chip select, active low\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eDC\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eData \/ command selection\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eRST\u003c\/th\u003e\n\u003ctd style=\"border-bottom:1px solid #dbe3ef;padding:10px 12px;\"\u003eExternal reset, active low\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003cth style=\"text-align:left;background:#f8fafc;padding:10px 12px;\"\u003eBUSY\u003c\/th\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003eBusy status output\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n      \u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/4.2inch-e-Paper-Module\/4.2inch-e-Paper-Module-details-3.jpg\" alt=\"SPI interface of the 4.2inch e-Paper Module\" style=\"max-width:100%;height:auto;display:block;margin:0 auto;border-radius:12px;\"\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:30px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 14px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eApplication Examples\u003c\/h3\u003e\n    \u003cp style=\"margin:0 0 16px;\"\u003eSuitable for price tags, shelf labels, asset or equipment tags, conference name tags, industrial instruments, and low-power information panels.\u003c\/p\u003e\n    \u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/common\/epaper-app.jpg\" alt=\"E-paper application examples\" style=\"max-width:100%;height:auto;display:block;margin:0 auto;border-radius:12px;\"\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:30px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 14px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eProduct Show\u003c\/h3\u003e\n    \u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/4.2inch-e-Paper-Module\/4.2inch-e-Paper-Module-details-7.jpg\" alt=\"4.2inch e-Paper Module product show\" style=\"max-width:100%;height:auto;display:block;margin:0 auto;border-radius:12px;\"\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:30px 0 8px;\"\u003e\n    \u003ch3 style=\"margin:0 0 14px;font-size:22px;line-height:1.3;color:#0f172a;\"\u003eOutline Dimensions\u003c\/h3\u003e\n    \u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/4.2inch-e-Paper-Module\/4.2inch-e-Paper-Module-details-size.jpg\" alt=\"4.2inch e-Paper Module outline dimensions\" style=\"max-width:100%;height:auto;display:block;margin:0 auto;border-radius:12px;\"\u003e\n  \u003c\/section\u003e\n\u003c\/div\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":45845962653894,"sku":"Waveshare-13353","price":26.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/0050\/4774\/files\/waveshare-13353-01.webp?v=1778833773","url":"https:\/\/openelab.io\/es\/products\/waveshare-2inch-e-paper-display","provider":"OpenELAB Technology Ltd.","version":"1.0","type":"link"}