UL,CE,KC,PSE,SAA,C-TICK,TUV GS 19V LCD AC DC ... 2.High efficiency 3.Input:100-240V AC UL,CE,KC,PSE,SAA,C-TICK,TUV GS 19V LCD AC DC ... Adapter 1)input voltage: AC 100-240V 50/60HZ2)range voltage: AC 90-264V 47/63HZ Safety Approvals ... burning test6. Installed with EMI filter ,minimum wave UL,CE,KC,PSE,SAA,C-TICK,TUV GS 19V LCD AC DC ...