{"product_id":"photoresistor-light-sensor-ky-018-arduino-esp32","title":"KY-018 Photoresistor Light Sensor Module for Arduino \u0026 ESP32","description":"\u003cp\u003e\u003cstrong\u003eKY-018 Photoresistor Light Sensor Module\u003c\/strong\u003e is an \u003cstrong\u003eambient light sensor\u003c\/strong\u003e for Arduino projects that detects changes in surrounding brightness with a photoresistor, making it useful for day\/night switching, automatic LED dimming, screen backlight control, light-following robots, and simple security or home automation triggers. The \u003cstrong\u003eKY-018\u003c\/strong\u003e gives your code an easy way to monitor light intensity so a microcontroller can react to room light, shadows, or beam interruption, and it fits well in Arduino, ESP32, and other prototyping setups for classroom experiments, interactive installations, and basic automation builds.\u003c\/p\u003e","brand":"ShillehTek","offers":[{"title":"Default Title","offer_id":52637502505247,"sku":"AB028","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4340\/8415\/files\/ky-018-photoresistor-light-sensor-module-01.jpg?v=1783737370","url":"https:\/\/shillehtek.com\/products\/photoresistor-light-sensor-ky-018-arduino-esp32","provider":"ShillehTek","version":"1.0","type":"link"}