Model:DY-20/30 Water Outlet Capacity:20/30L/h Power: 2KW/3KW Input Voltage:220V ,with Plug in 1.2m length cable Outlet Mouth QTY:1pcs Inner Tank Material:SUS304 Food Grade Stainlees Steel Outer Tank Material: 201 Tainless Steel Water Tap: innner copper, outer SUS304 food grade stainless steel Heating Tube:copper Insulating Layer:Peripheral and bottom with urethane foam,thickness 2cm, save 40% electric energy Automatic Function: Anti-dry Function ,Add water,Temperature Indication, Water Level Indication Water Pressure:100-400kpa Inlet Size:1/2 inch