... , L / C,Western UnionProcedure: Order Technical features of products: LED ceiling spot lightRated Voltage:AC110V/220V(±10%),50/60HzRated Power ... constant-current mode, with wide range AC voltage,surge circuit for control circuits, protecting the lamp from over-presure and ... ceiling spot lights have won many national approvels and patent for their nice design,energy saving,environment friendly and high ...