Points to consider.1. The required water pressure is 0.1mPA, low water pressure will lead to insufficient water temperature.2. This product is imported from abroad, and there may be slight scratches during transportation. Please do not worry, this will not affect the normal use of this product experience.Description3500W Instant water heater3500W instant water heater with constant temperature rapid heating system. Instant electric water heaters do not require a deposit or 3 seconds of preheating. Continuous and endless instant hot water temperatures up to 55C / 136F for the perfect comfort and relaxation experience.Easy to installThe one-piece cast aluminum coating allows unlimited installation of this water heater. It can be installed in any small space such as bathroom, kitchen and sink.Safe pipeline operationThe cast aluminum heating design inside the water heater completely isolates the electrical and fluid systems, preventing electrical leaks and pipe corrosion while greatly improving the safety of the water heater.Touch screen temperature controlThe touch screen design of this water heater makes it easy to operate. You can set specific temperatures or adjust the required power to suit your needs. The desired temperature can be easily adjusted between 20-55 C / 44-132 F.Compact design saves space and energyThe compact design of our tankless water heaters, combined with the wall-mounted design, allows for significant space and performance savings. The tank uses less heat energy than 99% of water heaters. It heats water only when in use, reducing excessive electricity consumption while still fulfilling its heating function.normColor: WhiteVoltage :110/220VHeating power :3500WControl mode :LED touchWaterproof index :IPX4Applicable pressure: 0.1-0.6mpaWater temperature :20-55 degreesPacking list:Kitchen style:1x electric instant water heater1x water flow control valve1x partition wall1x 50 cm water inlet hose1x Water outlet/shower hose1x non-porous shower rack1x enhanced shower1x No perforated wall glue1x Specification1 x filtered clear shower head1× double filter1× universal adapterBath Style:1x electric instant water heater1x water flow control valve1x partition wall1x 50 cm water inlet hose1x Water outlet/shower hose1x non-porous shower rack1x enhanced shower1x No perforated wall glue1x Specification1 x high pressure bath shower head with filter