Electric Submersible Water Heater 3000W for Swimming Pool Rapid Heating Portable Diving Heating Rod with Intelligent Timing Function Suitable for inflatable pools, bathtubs, plastic barrels, foot baths, and other water containers Made with high-quality copper wire for efficient heating performance Stainless steel outer casing provides rust protection and enhances safety by preventing direct contact Durable PP material housing is non-toxic, odorless, environmentally friendly, and safe for home use CE certified for quality and safety assurance Designed for fast and convenient water heating in residential settings Ideal for use in bathrooms or outdoor pools during colder weather Please read all safety instructions carefully before use Not intended for use by children Do not touch the heater directly while in operation to avoid burns Product may have a measurement tolerance of 2–3 cm due to manual measurement Color may vary slightly due to monitor display differences