This light with Hand Wave Sensor Switch is the perfect solution for kitchen, restroom those places you don’t want to touch the switch when your hands are wet, just wave your hand upon the switch to activate the light (the working distance is 2-5cm), wave again to turn off. It is perfect for Bedroom Kitchen and Cabinet, wardrobe, Closet, Stairs. Lightweight and Easy Installation: You can stick it anywhere you want with adhesive strip or screws. Features: Hand Wave Sensor Switch, White/Warm White/Changeable(Three Colors) lighting color, 2835SMD LEDs Type, 30CM/40CM/50CM length, 5W/6W/7W power, DC5V voltage, powered by USB, about 2M USB cable length, detecting distance: 1-6cm, CRI:>85, material: Aluminum alloy.