Hot water heater with instant heating, no preheating required. Maintains constant water temperature for a comfortable shower. Fast heating with high-power thermal core for continuous hot water supply. 3500 W heating power with 88% thermal efficiency. Stainless steel heating element ensures rapid and reliable water heating. Digital temperature display for real-time monitoring. Electricity and water are fully separated for enhanced safety. Internal waterproof insulation design prevents electric leakage. Vertical installation style. Maximum capacity: 300 mL. Energy efficiency class: III. Heating power range: 2.1 kW (minimum) to 5 kW (maximum). Proper grounding is required during installation; mobile sockets are prohibited. Net weight: 1.4 kg. Mechanical control mode. Dimensions: 21 x 11 x 27 cm. Single-handle, single-hole faucet design. Integrated (one-piece) water heater unit. Color: Silver white. Housing material: ABS plastic. Plug type: EU plug — compatible with Indonesia, Germany, France, Spain, Italy, etc. Voltage: AC 220 V. Package includes: 1 x water heater 1 x shower set 1 x English instruction manual Note: Color may vary slightly due to screen settings and lighting conditions. Slight measurement variations of ±1–3 cm may occur.