{"product_id":"elecrow-crowpanel-4-2-e-paper-esp32-s3-hmi-display-400-300-black-white","title":"Elecrow CrowPanel 4.2\" E-Paper — ESP32-S3 HMI Display (400×300, Black\/White)","description":"\u003cp\u003eA 4.2-inch black and white ePaper panel with an ESP32-S3 controller on the back, in a white acrylic case. It suits low-power displays that change occasionally: room and meeting signs, shelf labels, sensor read-outs or a small Home Assistant status panel. The image stays on screen without power, and the panel supports partial refresh.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMCU: ESP32-S3-WROOM-1-N8R8, up to 240 MHz, Wi-Fi\u003c\/li\u003e\n\u003cli\u003eMemory: 8 MB flash, 8 MB PSRAM\u003c\/li\u003e\n\u003cli\u003eDisplay: 4.2\" active-matrix ePaper, SSD1683 driver, 400 × 300 pixels, 0.212 mm pixel pitch\u003c\/li\u003e\n\u003cli\u003eActive area: 84.8 × 63.6 mm\u003c\/li\u003e\n\u003cli\u003eRefresh: partial refresh supported\u003c\/li\u003e\n\u003cli\u003eInterfaces: UART0, 2 × 10-pin GPIO header, microSD (TF) slot, battery connector (SH1.0, 2-pin)\u003c\/li\u003e\n\u003cli\u003eControls: rotary switch, menu, back, reset and BOOT buttons\u003c\/li\u003e\n\u003cli\u003eBattery input: 2.2–3.7 V via BAT connector\u003c\/li\u003e\n\u003cli\u003eOperating temperature: 0 to 50 °C\u003c\/li\u003e\n\u003cli\u003eWeight: 185 g\u003c\/li\u003e\n\u003cli\u003eDevelopment: Arduino IDE (official examples and tutorials)\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: DIE07300S\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIn the box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 × CrowPanel 4.2\" E-Paper HMI display\u003c\/li\u003e\n\u003cli\u003e1 × USB cable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eShipping\u003c\/h3\u003e\u003cp\u003ePre-order item, ordered from Elecrow when you place your order. Ships within Sweden only.\u003c\/p\u003e","brand":"Elecrow","offers":[{"title":"Default Title","offer_id":55417280856391,"sku":"ELC-CROWPANEL-EPAPER-4.2","price":48.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/4535\/2519\/files\/4.2_inch_esp32_hmi_e-paper_display.png?v=1791965820","url":"https:\/\/gadwave.com\/sv\/products\/elecrow-crowpanel-4-2-e-paper-esp32-s3-hmi-display-400-300-black-white","provider":"Gadwave","version":"1.0","type":"link"}