1,Power:150W 2,Output function:constant voltage/constant current 3,Protect function:overcurrent,overvoltage,short circuit... Main specification: ... .41A3.33A3.12A2.8A2.89A2.77A 95%0.99 1,with constant voltage/ constant current output function2,with perfect over current, over voltage ... ,can work steady at -40~+70°c 150W Aggregate-organ constant-current LED power driver