Electric Submersible Water Heater 3000W for Swimming Pool Rapid Heating. This portable diving heater is suitable for inflatable pools, bathtubs, plastic barrels, and other water containers. Features intelligent timing function for convenient use. High-quality construction with stainless steel outer casing and anti-rust protection to enhance safety. The heating element is made with durable materials to prevent direct contact with water, reducing risk of accidents. The shell is made of new PP material, non-toxic, odorless, environmentally friendly, and durable. Fully CE certified for quality and safety assurance. Designed for home use to provide comfortable water heating in cold weather. Intended for adult use only. Not suitable for use by children. When the heater is operating, do not touch the unit directly with body parts. Always read the safety instructions before use and follow all guidelines carefully. Suitable for various water container types, offering versatile heating solutions. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly due to monitor display differences. Built with high-quality materials to ensure reliable performance and long-term durability.