Electric Submersible Water Heater 3000/2500/2000/1500W for Swimming Pool, Rapid Heating Rod with Intelligent Timing Function Portable electric submersible water heater designed for fast and efficient heating in various water containers. Suitable for inflatable pools, bathtubs, plastic barrels, foot baths, and other similar containers. Provides comfortable water heating during colder weather. Constructed with high-quality materials for durability and safety. Features a stainless steel outer casing with anti-rust protection to prevent direct contact between the heating element and water, enhancing user safety. The heater body is made from new PP material, which is non-toxic, odorless, and environmentally friendly. CE certified for quality and safety assurance. Includes overheat protection and designed for reliable performance. Please read all safety instructions carefully before use. This product is not intended for use by children. Do not touch the heater directly while in operation to avoid burns or injury. Note: Slight variations in dimensions may occur due to manual measurement. Color may vary slightly due to monitor display differences.