1. Meet your various needs: Enjoy a comfortably warm bath during cold weather or use the heater to heat water for soaking your feet overnight to keep them warm. Suitable containers include bathtubs, plastic tubs, inflatable pools, basins, and footbaths. 2. Fast heating: Submerge the electric immersion heater and it will begin heating within minutes. The 3000-watt electric heating element efficiently heats water, bringing 5 gallons to near boiling in minutes. Simply place the heater in water and plug it into a standard grounded outlet. 3. High performance: Features a rigorously tested high-performance heating element with an extended lifespan of over 10,000 hours. Designed with durable construction and advanced technology for reliable, long-term use. 4. Safe and durable: Built with high-quality copper wiring for efficient power transmission. The outer casing is made of stainless steel and ABS material, ensuring rust resistance and preventing direct contact between the heating element and skin. Designed for safer operation with reduced risk of accidents. 5. Equipped with a timer function: Press the SET button to adjust the timer. When the time ends, the device automatically shuts off and emits an audible alert, helping prevent accidents due to forgetfulness. Allows hands-free operation for added convenience and safety. 6. Easy to use: Place the heater in water with the water level above the minimum mark. Plug into a grounded electrical outlet. Check the power indicator to confirm the heater is operating. The portable heater will then begin heating. Warning: Do not submerge the power cord or handle.