Main Features: - Automatic power off when leakage.  - LCD digital temperature display.  - Mini body, energy saving, and high efficiency.  - Safe and intelligent, no water flow stops heating.  - 3 seconds that is hot, really thermostat without waiting.  - Stainless construction, durable, elegant and fashionable.  - Constant temperature maintains the optimal water temperature for you.  - It heats water as the water passes thru the unit, instant heating, so you can use the hot water as you like.  - Easy to install under the bathroom or kitchen sink for shower, washing dishes, food, clothes and other functions.  - 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.  Specification: Material: ABS, Stainless Steel.  Color: As picture show.  Power: 3000W(US)/3500W(EU).  Rated Voltage: 110V(US)/220V(EU).  Rated Frequency: 50-60Hz.  Use Pressure: 0.04MPa-1.2MPa.  Instant Heating Time: 3s(The larger the water flow, the lower the temperature).  Plug: EU Plug/US Plug.  Dimension:   Product Size (L x W x H): Size:78x205x65mm/3.07x8.07x2.55in.  Package Contents: 1 x Water Heater, 1 x Instrunctions.