Fast Heating 2500W submersible water heater can warm 5 gallons of water in a few minutes. Before inserting the heater, ensure it is completely submerged in water, then connect to a 220V power supply. Premium and safe design features a high-quality stainless-steel protective cover that prevents direct contact with heating elements and allows for faster heat dissipation into the water through holes in the guard. Durable and reusable construction ensures long-term performance. Simple operation: Immerse in water at the appropriate water level and plug into a grounded wall outlet. The immersion heater will begin heating immediately. Timer function: This immersion water heater includes a timing feature. Set the desired time by pressing the SET button. When the timer ends, the heater will automatically shut off and emit a beeping alarm, helping prevent accidents due to unattended use. Provides added safety and convenience without requiring constant monitoring. Package includes: 1 x Water heater with timer switch, 1 x Wire brush for cleaning, 1 x Thermometer to help prevent scalding and overheating. Plug Type: EU Plug (compatible with countries such as Indonesia, Germany, France, Spain, Italy, and others) Color: Black Material: Plastic + Stainless Steel Package Contents: 1 x Water heater 1 x Steel ball 1 x Thermometer Note: Light and display differences may cause slight color variations between the product image and actual item. Measurement error allowance is +/- 1-3 cm.