{"product_id":"max7219-4-in-1-dot-matrix-display-module-red","title":"MAX7219 4-in-1 Dot Matrix Display Module (Red)","description":"\u003cp\u003eThe \u003cstrong\u003eMAX7219 4-in-1 dot matrix display module\u003c\/strong\u003e is a red LED matrix board for showing scrolling text, numbers, symbols, and simple graphics in compact electronics projects. Built around the \u003cstrong\u003eMAX7219\u003c\/strong\u003e and controlled over an \u003cstrong\u003eSPI interface\u003c\/strong\u003e, it makes it easy to add bright visual output to Arduino, ESP32, and other microcontroller builds without using many pins. The \u003cstrong\u003ecascadable 4-in-1 design\u003c\/strong\u003e is ideal for message displays, timers, counters, robotics indicators, and home automation panels, enabling animations and multi-module signs for prototyping, DIY displays, and embedded status readouts.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":52246904373535,"sku":"AA184","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/AA184_1.jpg?v=1773964886","url":"https:\/\/shillehtek.com\/products\/max7219-4-in-1-dot-matrix-display-module-red","provider":"ShillehTek","version":"1.0","type":"link"}