Output Power:2000W Voltage:220V-240V/50Hz,110V/60Hz With CE certificate, one year guarantee Output Power:2000WVoltage:220V-240V/50Hz,110V/60HzPacking details:1pc/poly bag,50pcs/cartonMaterial: Copper, stainless steel or ironSheath Diameter:Dia.8.0mm,8.3mm;Approval: CE certificates. heating element water boiler