Input voltage/frequency:100~240vac 50/60hz Onput voltage range:3.3v~32v Max.Output power:2.5w-10w Ripple wave:0.4% Efficiency:²85% Insulation:3kw/5m Output protection:over voltage protection, over current protection Short circuit protection, over hot protection Working temperature range:-10~+40 Storage temperature range:-40~+70 Overall dimension:59ß25ß42mm Electromagnetism compatibility or emc:en55013en55022 classben6100 Security approval:ulcecccgssaapseek Accord:en61558en60335en60065en60950en61010gb4943ul1310ul60950