General description 100% brand new and high quality. This LED dimmer controller is easy and convenient to use, primarily designed to adjust the brightness of single color LED lights, such as 335, 3528, 5050, and 5630 LED light bars. Technical specifications Control mode: Knob operated Color: Black Quantity: 4 pcs Output: 1 channel Load current: less than 3A Input voltage: 12V - 24V DC Output: 12V less than 36W, 24V less than 72W Working temperature: -20 to 60 °C Dimensions: approx. 66 x 33 x 20 mm Weight: about 160 g Other information Package Contents: 4 x RF Dimmer Note: Light reflection and different displays may cause the color of the item to differ slightly from the real thing. The measurement allowed error is +/- 1-3 cm.