Strong anti-interference: the use of 5.8GHz operating frequency, affected by the external small, stable and reliable performance. Sensitive sensing, accurate identification of the movement of living organisms and non-living organisms, so that the error rate to a minimum. Automatic metering: automatically identify the strength of the ambient light, to achieve the lighting requirements set and when someone lights up. Otherwise it 't light. Fully automatic sensing: automatically turns on the lights after sensing people. When people come and go, the lights turn on and the lights turn off. It saves electricity safely and is not affected by external influences such as sound and objects., Weight: 0.07936641432 Pounds, Manufacturer: Oewwthy