Specifications: Type: DC 12V-24 30A Dimmer Input: 12-24V Output: 360W 12-24V (0-30A) Static power consumption: 1W There is a black knob, just twirl it to adjust the brightness of LED lights Size: Dimension (L x W x H): Approx. 85 x 65 x 20mm Color: Ivory Silver Black Working Temperature: -20~60C Applications: You can conveniently adjust the brightness of your LED bulbs/Led Strip with this dimmer Led Dimmer is a controller that it can adjust brightness infinitely, its control mode is knob-operated control, you could adjust light to the appropriate lighting brightness in accordance with your actual need, Perfect tools for most lighting purpose. Features: 0~100% brightness adjustable Easy to install and simple to use Adjust the light soft and stable, no flickering. PWM digital dimming, avoid rush current, protect your LED lights Mainly use to adjust single color LED light lamps and Led Strip Constant voltage and constant current output can be connected with amplifiers to extend its load. Package Inlcuded:1 X 12-24V 30A Dimmer Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.