Description: Model: GL5537 ; Light-dependent resistors or photoresistors are a staple of electronics Maximum Voltage: 150VDC ; Maximum Power: 100mW Operating Temperature: -30 ~ +70? Spectral Peak: 540nm Light Resistance (10Lux): 18-50K Ohm ; Dark Resistance: 2M Ohm 100?10: 0.7 Response time: 30ms (Rise), 30ms (Down) Illumination Resistance: 4 Package Includes: 20 Pieces GL5537 Light-Dependent Resistor