M5Stack M5StickC Hat Ambient Light Sensor has ambient light sensing capability and is suitable for various light-sensing applications. This ambient light sensor adopts a BH1750FVI sensor (I2C interface), integrates 16-bit ADC, supports wide-range LUX and high resolution (1 – 65535 LX). The M5StickC hat ambient light sensor features illumination digital conversion, supports light source variations (incandescent, fluorescent, halogen, white LED, sunlight, etc), and is compatible with M5StickC/C Plus. This ambient light sensor is ideally used in smart factories, home automation, and ambient light sensing scenario.