have ULCSA,CE,TUV,GS,BS,SAA,PSE,EK,FCC ,Brazil, EMC, LVD.CB,IV etc certification for EN61558, EN60950, EN60065 ,REACH ,EUP,IE Key SpecificationsHighly-efficient, anti-agingComplete protection and fast deliveryOEM compatible with all voltageProtections:Short circuitOverload/over-voltageOverheatOvercurrentDC tip: 2.5 x 5.5mmInput: 100 to 240V Input frequency: 47 to 63HzEfficiency: >87%Ripple noise: ...