TSL2561 Digital Brightness/Light/Lux Sensor

It detects all infrared and visible light levels in the range of 0.1 - 40000+ Lux. This sensor features I2C communication and can withstand voltages between 3V and 5V.

Specifications:
Operating temperature: -30 to 80 °C
Dynamic range: 0.1 - 40000 Lux
Operating voltage: 2.7-3.6V
I2C addresses: 0x39, 0x29, and 0x49