This LED light dimmer is a touch sensitive ON/OFF controller, which can control the brightness dimming function from 0% to 100%. It is applied to human body induction lamps, soft lighting strips, counter lamps, wall lamps, glass curtain wall lamps, corridor lamps, some LED lighting devices, etc. The LED strip light dimmer provided here is: Output current: 3A Operating voltage: DC 5V; Output power: 20W; Total length (cable included): 30cm Small size and easy to carry. The wiring is simple and convenient, plug and play. The tact switch controls dimming from 0-100%, flicker-free at low brightness, avoiding the visual impact on the eyes caused by instantaneous changes in brightness. 1. When the hand touches for the first time, the indicator light turns on. When the hand touches again, the indicator light turns off. 2. When the hand touches for a long time, the light fixture will slowly light up from when the light fixture is turned off. After the hand leaves, the light will slowly turn off. Please try to avoid dust and water when using the device.