Electric Submersible Water Heater 3000W for Swimming Pools and Bathtubs Portable and fast-heating design for efficient water heating. Suitable for inflatable pools, bathtubs, plastic barrels, and similar containers. Ideal for home use, providing comfort during colder weather. Safety and Quality Features: Constructed with high-quality copper elements for reliable performance. Stainless steel exterior provides rust resistance and helps prevent direct contact with the heating element, enhancing safety. Durable PP housing made from non-toxic, odorless, environmentally friendly material. CE certified for quality and safety assurance. Important Usage Instructions: Read all safety instructions carefully before use. This product is not intended for use by children. Do not touch the heater directly during operation to avoid burns or injury. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly due to differences in screen displays.