water heater provides you with instant and endless hot water any time you need. Without waiting for preheating. Designed with sturdy structure and sleek appearance, the tankless water heater electric is a perfect hot water , kitchen & bathroom sink faucets, dishwasher and washing machine. PLEASE NOTE: If you want a higher temperature, turn down the water flow; If you like to get a lower temperature, turn up the water flow. Voltage: 220V Watts: 3000W. Wash Vegetables, Wash Dishes, Wash Your Face And Brush Your Teeth, Hot And Cold Water Can Be Adjusted At Any Time, More Convenient. Electric Leakage Protector, Safer And More Assured ;- How to install : Check if Meter air switch and socket meet requirement of current, if ground wire really connect to the underground Cautions: 1. ground wire much connect to the earth , otherwise leakage happens possibly 2.socket have to be fixed on the place away from water