This LED light has ON/OFF/AUTO mode switch which is very useful - many lights in the market do not have this three mode switch. It can be stick on any place you want with provided strong two side adhesive patch (or) it can be hanged with two nails. Automatically turns ON when detecting people coming and turns OFF in 20-30 seconds when people leave (in AUTO mode). This motion activated light is practical for many locations: To bring light to dark staircase, corridor, bathroom, clothes cabinet, to help elderly person during night, door, night light, toilet, basement, balcony, garage, cellar, bookcase, wardrobe, tent, or any dark area where light is needed only when people are present or moving. If you place it in a cabinet, it turns on when you open the door. It has high sensitivity motion sensor and light sensor, low power consumption, long operating life, energy saving circuits. Wireless – no wiring is required to operate. High quality 8pc SMD LEDs give bright enough light to perform many activities. In AUTO mode, it will not turn ON when outside light is bright, and will turn on when it is dark outside and people are moving in 5 meter range, and will turn OFF in 20-30s after people stopped moving. If you want continuous light, you can put it in ON mode. NOTE: FOR BETTER LIGHT DETECTION, POSITION THE LIGHT SUCH A WAY THAT ON/AUTO/OFF SWITCH COMES AT BOTTOM (DIRECTING TOWARDS THE FLOOR). Specifications:- Size: 16 x 5 x 2.5 cm; Weight: 126 gm; Light Source: 8pc Bright SMD LED (cool white light); Material: ABS+PC; Color: White; Power: Battery powered 3 x AA Batteries (not included); Input Voltage: 4.5v; Power: 2W; Switch: 3 modes (on/off/auto); Sensing Distance: 5M; Sensing angle: 120 °; Induction Time: 20-30 seconds; Package Includes: 1x Sensor Light; 1x Two side adhesive pad; 1x Easy install plastic piece (for adhesive pad).