Features:Stainless construction, durable, elegant and fashionable.Mini body, energy saving, and high efficiency .Safe heater, electricity saving, water saving, no pollution, no exhaust gas.Various protections: Leakage protection, IPX4 waterproof, Dry heating protection, Water-electricity isolation, Auto power off at inactive state, Over-temperature automatic power off.It heats water as the water passes thru the unit, instant heating, so you can use the hot water as you like.Specifications:Material: Stainless SteelWaterproof: IPX4Rated Voltage: 220VRated Power: 3500WFrequency: 50HzRated Pressure: 0MpaWater Temperature Range: 30-55℃Using Water Pressure: 0.3-0.6MpaPackage Included:1 x Water Heater1 x Shower