1. Using advanced PWM (Pulse Width Modulation) control technology, the change effect is delicate and flicker-free. 2. The input voltage adapts to DC12~24V, with input polarity protection. 3. The wireless remote control is not directional, and the remote control distance is not less than 20m. 4. The remote control has low power consumption and long standby time. 5. Especially suitable for indoor home and commercial occasions. Product parameters: Product name: LED controller Interface type: 5.08--6P Control : PWM Working voltage: DC12-24V Working signal: RF433mHZ Connection : Common Adjustment range: 20 meters Working temperature: -20-60 Celsius Output power: 12V Less than 216W, 24V Less than 432W Colour:Silver Material:ABS+metal Controller size: 130x65mm Remote control size: 85x50mm Package Contents: 1 * LED controller 1 * remote control Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.