Electric Submersible Water Heater 3000W for Swimming Pool, Portable Pool Diving Heater for Inflatable Pools, Bathtubs, and Plastic Barrels. Fast heating performance for comfortable use in cold weather. Safety Instructions: Read all instructions and precautions before use. This product is not intended for use by children. Do not touch the heater directly while it is operating or when water is being heated. Quality and Safety: Made with high-quality copper wire for efficient heating. Features a stainless steel outer casing with rust protection to prevent direct contact between the heating element and the user, enhancing safety and reducing risk of accidents. The housing is constructed from new PP material, which is non-toxic, odorless, environmentally friendly, and durable. CE certified for reliable quality and safe operation. Always follow the safety guidelines and usage instructions provided. Versatile Use: Suitable for various containers including inflatable pools, bathtubs, foot baths, and plastic barrels. Ideal for home use in different settings. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly depending on monitor display.