Electric Submersible Water Heater 3000W for Swimming Pool Rapid Heating - Intelligent Timing Function Portable diving heater suitable for inflatable pools, bathtubs, plastic barrels, and other water containers. Designed for safe and efficient water heating in residential settings. Constructed with high-quality copper wiring and a stainless steel outer casing for durability and rust resistance. The heater features a protective design to minimize direct contact with water during operation, enhancing safety. The outer shell is made from new PP material, which is non-toxic, odorless, and environmentally friendly, ensuring safe and long-term use. This product is CE certified, meeting recognized safety and quality standards. Intelligent timing function allows for convenient operation. Ideal for use in bathrooms, portable pools, and foot baths, especially during colder seasons. 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. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly due to monitor display differences.