APDS9002 is a low-cost analog-output ambient light photo sensor in chip LED surface mount package. Very small package and hard to solder manually. So we make it easy for you with this breakout board. APDS9002 consists of a spectrally suited phototransistor, which peaks in human luminosity curve. Hence, it provides an excellent response that is close to the response of human eyes. APDS9002 can operate in a wide power supply range (2.4V to 5V) and is guaranteed to perform steadily over a large temperature range.