1. Meet your various needs: Enjoy a comfortably warm bath in cold weather or use the heater to heat water for soaking feet overnight. Suitable for containers such as bathtubs, plastic tubs, inflatable pools, and foot baths. 2. Fast heating: Submerge the electric water heater and it heats up within minutes. The 3000-watt heating element efficiently warms water—bring 5 gallons to near boiling in minutes. Simply place the heater in water and plug 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. Built with durable construction and advanced technology for long-term reliability and repeated use. 4. Safe and durable: Constructed with high-quality copper wiring for efficient power transmission. The heating element is enclosed in a stainless steel housing to prevent direct contact, reducing risk of injury. Designed for safe operation with reduced accident risks. 5. Built-in timer function: Press the SET button to adjust the timer. When the time ends, the device automatically shuts off with an audible alert, helping prevent accidents caused by forgetfulness. No need to monitor during operation, providing added safety and convenience. 6. Easy to use: Place the heater upright in water (ensure water level is above the safety line). Plug into a grounded electrical outlet. Check the power indicator to confirm operation. The portable heater will begin heating immediately. Warning: Do not submerge the power cord or handle. Keep dry at all times.