... test 4,Waterproof driver (4-8)*1W high power LED driverConstant current led power supplyInput Voltage: 90-265VAC,50/60HzOutput Voltage: 34 ... -36VOutput Current: 0-300mAEfficiency:83%Power Fator:95%Waterproof driver1*3W,1*5W,1*7W,3 ... light,LED street light and other LED related equipmentsOEM, (9-12)*1W high power LED driver