... max switching power supply 1, UL,CUL,CE,GS, certification,ROHS standard 2, Fixed, detachable AC cord. 3, 5K pcs/day 60W max ... switching power supply Input Voltage/ Frequency: 100-240V AC ... 48VOutput Current Range:0.5A-6AMax. Output power:60wRipple Ware:0.4%Efficiency:≥35%Insulation:3KV ... certificationROHS and EMI standar laptop Switching mode power supply 60W max