Specifications:- Color: black- Heating Material: Stainless steel heating cup- Voltage: 220V/ 50Hz- Power: 6500W- Waterproof Grade: IPX4- Inlet Mode: Under Water Inlet- Temperature: 30-55℃ (water flow adjustable)- Size: Approx. 29.5*18.5*6.5cm/ 11.61*7.28*2.56"-weight:1.7kg- Water Heater Lift: Unlimited- Support Thermostat: Yes- Style: Vertical- The Highest Temperature: 55 ℃- Over-Temperature Protection: Yes, when over-temperature automatic power-off- Power Protection: Yes, automatic power-off when water is offWarm Tips:1. The water heater must be installed ground electrode.2. You must connect the water before power on.3. It is forbidden to heat the water heater when there is no water or f rozen.4. Before use, please use your hand to test the water temperature to avoid scalding.Feature: 【INSTANT & SUFFICIENT HOT WATER】 3 seconds that is hot, really thermostat without waiting. Time to get rid of those "lukewarm" toys.【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint.【SAFE AND DURABLE】Tempered glass, heat, insulation, anti-corrosion, anti-deformation, Copper galvanized inlet and outlet, durable, anti-rustApplied with multiple protection dev