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. Stainless steel heating element ensures efficient and reliable performance. Real-time temperature display provides visibility and control during use. Water and electricity separation design enhances safety with internal insulation to prevent leakage. Vertical style unit with mechanical control mode. Heating power range: 2.1kW (included) to 5kW (excluded). Energy efficiency class III. Net weight: 1.4 kg. Product dimensions: 21 x 11 x 27 cm. Maximum volume: 300mL. Tap type: single handle, single hole. Faucet rotation capability not specified. Unit constructed from ABS material in silver white color. EU plug included, compatible with AC220V voltage; suitable for use in countries including Germany, France, Spain, Italy, and Indonesia. Installation requires proper grounding; mobile sockets are prohibited. Package includes: 1 x water heater, 1 set shower accessory, 1 x English instruction manual. Product may vary slightly in color due to lighting and screen differences. Measurement tolerance: ±1-3 cm.