Electric Submersible Water Heater 3000W for Swimming Pool, Fast Heating Rod with Intelligent Timing Function Portable diving heater for inflatable pools, bathtubs, plastic barrels, and other water containers Made with high-quality copper wire for efficient heating and durable performance Stainless steel exterior and rust-resistant design enhance safety by preventing direct contact with heating element Constructed from premium PP material non-toxic, odorless, environmentally friendly, and durable CE certified for quality and safety assurance Suitable for home use in bathrooms or outdoor pools; provides comfortable water heating in cold weather Do not use with children; avoid direct body contact with heater during operation Read all safety instructions carefully before use and follow all guidelines to prevent accidents May have a 23 cm measurement deviation due to manual measuring; slight color variation may occur due to monitor differences