... LOGO is OK 4.CE approved Technology Paramerters AC input voltage range ......... 170~264VAC selectable by switchAC inrush current ... time ...200ms, 100ms, 30ms at full load and 230VACWithstand voltage ................ I/P-O/P:1.5KVAC, I/P- ... electronic products;2.LCD, LED, CCTV camera;3.Communications and security products;4.Electrical equipment, Instrumentation 350ma constant current dimmer led driver