DLight Unit is a Digital Ambient Light Sensor. It uses the BH1750FVI sensor (I2C interface), integrates 16-bit ADC, supports wide-range LUX and high resolution (1 - 65535 LX). Compact in size, and low power consumption. Suitable for various light sensing applications. Features Support I2C interface (addr: 0x23) Illumination digital conversion Support light source variations (incandescent, fluorescent, halogen, white LED, sunlight, etc) Wide Range LUX (1-65535 lx) HY2.0-4P interface Applications Smart Factory Home Automation Ambient light Sensing Scenario Specification Specifications Parameters Sensor Model BH1750FVI Illumination detection range 1-65535 lx Communication interface I2C communication interface (addr: 0x23) Typical peak sensitivity wavelength 560nm Working current < 5V@143uA AD conversion depth 16bit Net weight 4.8g Gross weight 10g Product Size 32 x 24 x 8mm Package Size 93 x 138mm PinMap M5Core(PORT A) G21 G22 5V GND DLight Unit SDA SCL VCC GND Documentation Datasheet BH1750FVI datasheet Examples Arduino BH1750FVI Library DLIGHT GET LUX with M5Core