Constant temperature water heater with fast heating and high power thermal core for continuous hot water supply. 3500W heating power with 88% hot water output rate. Built-in stainless steel heating element ensures efficient and rapid water heating. Real-time temperature display provides clear and visible temperature readings during use. Water and electricity separation design enhances safety with internal insulation protection to prevent leakage. Vertical style unit with mechanical control mode. Color: silver white. Material: ABS. Plug type: EU plug, compatible with countries including Germany, France, Italy, and Indonesia. Voltage: AC220V. Heating power range: 2.1kW to 5kW. Net weight: 1.4 kg. Product dimensions: 21 x 11 x 27 cm. Faucet type: single handle, single hole. Water heater type: one piece. Maximum volume: 300mL. Energy efficiency class III. Installation requires proper grounding; mobile socket use is prohibited. Package includes: 1 x water heater, 1 x shower set, 1 x English instruction manual. Item color may slightly vary due to lighting and display differences. Measurement error allowed: +/- 1-3 cm.