Receive standard -512 digital control signal and convert it into PWM signal to adjust LED lights Automatically adapt to DC5V-24V, maximum power load: 300W (5V); 720W (12V); 1440W (24V) High quality housing, high power output maximum 60A, 5A per channel (5A x 12CH) address can be set by dip switch, you can connect digital console to realize RGB dimming function Easy to use 4 groups of RGB LED strips, LED modules and LED lights. colour:Black Material:Metal + plastic size:15.5 x 8.8 x 3.2cm Package Contents: 1 x 12 Channel Decoder 1 x Connecting wire 1 x Screwdriver 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.