UL,CE,KC,PSE,SAA,C-TICK,TUV GS 19V LCD AC DC Adapter Power Supply ... 3.Input:100-240V AC UL,CE,KC,PSE,SAA,C-TICK,TUV GS 19V LCD AC DC Adapter 1)input ... UL/CUL, PSE, GS, BS, CE, CB, FCC, and EK-Mark Protections1)over voltage protection: 120%min2)over current protection: 120 ... with EMI filter ,minimum wave UL,CE,KC,PSE,SAA,C-TICK,TUV GS 19V LCD AC DC Adapter