1High heating efficiency, no need to store water, no preheating, energy saving and environmental protection, fast heating in 3 seconds, no waiting. 2Multiple protections, leakage protection, dry heat protection, water and electricity isolation, automatic power supply in inactive state, overheating will automatically turn off the power. 3In a variety of use environments, the water flow sensor can be sensitive to changes in water pressure, and it can work normally even when the water pressure is as low as 0.04MPA. 4Stable water temperature, surround design, 304 stainless steel waterway can extend up to 1.8m, which can improve heating stability. 5Healthy use, exquisite brass inlet and outlet, sturdy and durable, to ensure that the water source is not polluted again. Item Type: Water Heater Material: 304 Stainless Steel + Brass Weight: Approx. 1494g/52.7oz Product Size: Approx. 29 x 19 x 8cm/11.4 x 7.5 x 3.1in Frequency: 50-60Hz Heating Body: Stainless Steel Use Water Temperature: 35-55 Wire Specification: 4mmCopper Core Wire Use Water Pressure: 0.04-1.2MPa Waterproof Rating: IPX4 Control Mode: Fixed Frequency Color: Blue } 1 x Water Heater 2 x Screw 2 x Expansion Tube 1 x Instruction 1. Please allow 0& 8209;2 cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.