it adopts high sensitivity detector and integrated circuit; it gathers automatism,convenience, safety, energy-saving ... adopts high sensitivity detector and integratedcircuit; it gathers automatism,convenience, safety, energy-saving and practicality; it utilizes infrared energyfrom human body as ... °Working temperature: -10°C~+40°CWorking humidity: <93%RH 8LEDS Infrared Motion Sensor night Lamps