... .5*5.5mm DC Plug wall type ac/dc switching power supplies 5v 1a• Electrical characteristicsInput Voltage : 100~240Vac(Line:90 ... ).Output Voltage : 5.0~24V.+/-5% 5W Max.No-load Power Consumption : 0.5W max.Efficiency : 70% min.Ripples & Noises : 80mV ... ,3*1.1mm,3.5*1.35mm, mini USB Features:Power adapter,fixed frequency control circuit, apply to Scanner,Digital camera ...