Electric Submersible Water Heater 3000W for Swimming Pool, Fast Heating Rod with Intelligent Timing Function Portable electric submersible water heater, ideal for inflatable pools, bathtubs, plastic barrels, foot baths, and other water containers. Designed for safe and efficient heating in home use. Constructed with high-quality copper wiring and a stainless steel outer casing for durability and rust resistance. The protective design helps prevent direct contact with the heating element, enhancing safety during operation. The heater features a high-quality PP shell made from non-toxic, odorless, environmentally friendly material for long-lasting and safe use. Fully CE certified to ensure reliable performance and safety standards. Please read all safety instructions carefully before use. This product is not intended for use by children. Do not touch the heater directly while it is operating or when the water is hot. Suitable for various household heating needs, especially during colder weather. Provides rapid and consistent water warming for a comfortable experience. Note: Slight variations in color may occur due to monitor display differences. Minor measurement deviations of 2–3 cm may exist due to manual measurement methods.