Automatic Light Control Sensor Switch:
Operating Voltage:220-240V/AC,110-130V/AC
Power Frequency: 50/60Hz
Ambient Light: <2-100Lux(adjustable)
Rated Current option:10A,15A,25A

The product can turn on or turn off light according to ambient-light; Ambient-temperature and humidity can't affect it. It is not only convenient but also practical, it can control the load working only at night. For instance road light, garden light etc.