Feautures:
* 100% brightness adjustment knob stepless dimming
* 256 gray scale, mild stable lighting, no flicker
* PWM digital dimming, eliminate current surges, so that LED to achieve a better life
* Constant current constant voltage, exceeding the load range can be connected to the signal amplifier, an unlimited expansion of power
* The main control monochromatic light dimming 

Technical Parameters:
* Work Temp.:-20-60
* Supply Voltage:DC12V
* Max load current:8A
* Product Size:89*60*53mm 
* Package Size:109*65*55mm
* Housing Material: Aluminum Alloy
* N/W:60g
* G/W:85g

Installation:
the "IN" connect DC12V Power, "OUT" connect light strip, where "V +" take positive "V-" take negative. Rotary light dimmer knob you can adjust the brightness, rotate counter- clockwise until the lights dimmed out, clockwise rotation of lights brighten.