... 500mA Switching power adapter. 2.CB,UL,CE,FCC,PSE etc. certifications. 3.Type: USB or with Cable 6W Switching power adapter with CB,UL,CE,FCC,PSE ... certifications SpecificationInput Voltage range: 100-240VacInput frequency range: 47-63HzInput current: <0.4AEfficiency: meet energy star level VNo load power ... -8.9 9.0-12 1.2 0.6766 6W Switching power adapter with CB,UL,CE,FCC,PSE certifications