Electric Submersible Water Heater 3000W for Swimming Pools and Portable Use – Fast Heating Rod with Intelligent Timer Function. Suitable for inflatable pools, bathtubs, plastic barrels, foot baths, and similar containers. Designed for safe and efficient water heating in home environments. Safety and Quality: Made with high-quality copper wiring and stainless steel exterior for durability and rust resistance. Features a protective design to prevent direct contact with the heating element. The outer shell is constructed from new PP material, which is non-toxic, odorless, and environmentally friendly. This product is CE certified and built to meet high safety and performance standards. Important Usage Instructions: Read all safety guidelines and precautions 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 monitor display differences.