1、Use infrared technology and automatic control, automatically switches on /off when the sensors detects changes by the infrared, safe, convenient and energy saving. 2、The light will last for about 60 seconds after the infrared detection ceases, just 20% the power consumption of the traditional incandescent lamp. 3、Easy to install or place existing switch, safe and stable. 4、Applies to places such as corridors, corridor, bathroom, basement, warehouse, ect. 5、Can also used for security or other purpose. Description: Are you someone who loving caring about the environment? Want to live a green and convenient life? Well, then you gonna love this sensor light switch!!! Use infrared technology and automatic control, it automatically switches on /off when the sensors detects changes by the infrared, safe, convenient and energy saving. The light will last for about 60 seconds after the infrared detection ceases, just 20% the power consumption of the traditional incandescent lamp.Applies to places such as corridors, corridor, bathroom, basement, warehouse, ect. Can also used for security or other purpose. Features: Use infrared technology and automatic control, automatically switches on /off when the sensors detects changes by the infrared, safe, convenient and energy saving. The light will last for about 60 seconds after the infrared detection ceases, just 20% the power consumption of the traditional incandescent lamp. Easy to install or place existing switch, safe and stable. Applies to places such as corridors, corridor, bathroom, basement, warehouse, ect. Can also used for security or other purpose.   Specification: Voltage:220-250VAC Max load: 500-1000W Working temperature: -10 °C - 40°C Adjustable delay time : 30 -300  seconds. Detection Range : ≤10m, Angle 120 Degree Lux: 10Lux continuously adjustable at daytime Time delay: 40-60 seconds Size (D X H): 9.5 x 3.5cm / 3.7 x 1.4 inch(appr.) Suggest Installation: installed at a height of  between 1.4- 1.6m Package Included: 1 x Sensor light switch Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures.