Efficient Heating:Immersion Water Heater has a rated power of 2000W, High power, Quickly heats, Timed power outage, Bucket heater 5 gallon can quickly heats 5 gallons of water. If the amount of water is more, Just increase the heating time.Safe and Timed:The small pool immersion heater has a timer power-off function to stop heats on set time. The bathtub heater will automatically shut off at the set time, effectively avoiding fire. Notice: Do not touch water during connected the power to prevent electric shock! Please unplug the power or touch the outside of the container to test the water temperature.Note: 1. People can't be touch the water while the bath heater is connected the power. 2. Before power up please make sure the bucket heater is completely submerged in water. 3. Unplug the power before taking out the bathtub water warmer heater and using hot water. 4. Must use 15A outlet. 5. More than 2 portable water heaters are needed for heating at the same time, do not plug two camping water heaters into the same outlet to avoid fire hazards!Features: 1.Rust Proof 304 Stainless Steel Guard. 2. Better insulation and Safety timed power off function. 3. With three-core 15 AWG stranded copper wires. 4. Digital LCD Thermometer. 5. Inflatable pool heater with Power Indicator light. 6. Small Pool heater is perfect for any cold weather application.Scope Application: 1. Submersible water heater for bathtub, Plastic bucket water heater electric for plastic basin, large drinking glass cup, Bath warmer for tub, bathtub, wooden barrel, inflatable tubs, water trough heater for horses, waterpot. 2. Electric pool heater for above ground pool not applicable to iron containers. 3. Electric water heater can't heat oil or other liquids except water. 4.If for any reason, the product you have purchased is not suitable for you, please contact us.