Supply voltage: DC12-24V; Output: 5 channels,Max load current: 4A each color Timer controller: to achieve unattended operation, turn on/off lighting fixtures automatically according to your set-up Multi-function: color select, brightness control, and speed adjustable for LED lighting products Wide application: widely used at LED plant light, grow light, light box advertising, household and commercial lighting High- compatibility: support 1 to 5 channel output for RGBW/RGB/dual color/single color LED lights This LED controller features in timing function. You can turn your outdoor LED on without going out of house, which can be painful especially during the freezing winter night. It will also help you to control the monthly energy cost since it enables you to set up the operation hours of each lamp in your house. The controller is pretty easy to configure since you can set up modes, set up controller time to match actual time and create schedule from your personal computer using the compatible software provided through the CD included in the controller package. You can add, edit and delete programs from your computer. After the is set, you can download the from the PC to controller through the USB cord provided.Output: CMOS drain-open output. Connecting mode: common anode.Easy to use: set up different modes from your computer and download programs to controller. Working temperature: -20~60 celsius. colour:black Material:PC+ metal Size:15x7.5x2.5cm/5.9x2.9x0.9inch LED screen:1.4 inch Package Contents: 1 x LED timer controller 1 x USB data cord 1 x CD burned with compatible software 1 x manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.