Description: Model: GL5539 ; Light-dependent resistors or photoresistors are a staple of electronics Maximum Voltage: 150VDC ; Maximum Power: 100mW Operating Temperature: -30 ~ +70? Spectral Peak: 560nm Light Resistance (10Lux): 30-90K Ohm ; Dark Resistance: 5M Ohm 100?10?0.9 Response time: 30ms (Rise), 30ms (Down) Illumination Resistance: 5 Package Includes: 20 Pieces GL5539 Light-Dependent Resistor