3000W Immersion Water Heater, Smart Submersible Water Heater with Timer Function for Pool or Bathtub 3000W power can heat 5 gallons of water in minutes. Before inserting the heater, ensure it is fully submerged in water, then connect to a 220V power supply. Constructed with a high-quality stainless steel protective cover, this submersible water heater prevents direct contact with heating elements and enhances heat transfer through ventilation holes for faster heating. Durable and reusable design allows efficient heat dissipation into the water. Place the heater in water at the proper water level and plug into a grounded electrical outlet to begin operation. Features a built-in timer function: set the desired time using the SET button. When the timer ends, the device automatically shuts off and emits an audible alert, helping prevent accidents due to unattended use. Offers safer, hands-free operation. Easy to use: submerge the heater to the marked water level line, plug into a grounded outlet, and confirm operation by checking the power indicator light on the plug. Warning: The power cord must not be submerged in water. Plug Type: EU plug, suitable for use in countries such as Germany, France, Spain, Italy, and Indonesia Color: Black Material: Plastic + Stainless Steel Voltage: AC 220V Package Includes: 1 x Water Heater Note: Product images may vary slightly due to lighting conditions.