Electric Submersible Water Heater 3000W for Swimming Pools and Bath Tubs – Rapid Heating Rod with Intelligent Timer Function. This portable diving heater is designed for safe and efficient water heating in various containers such as inflatable pools, bathtubs, foot baths, and plastic barrels. Safety First: This product is not intended for use by children. Do not touch the heater directly while it is operating. The heating element is constructed with high-quality copper wire and features a stainless steel outer casing for enhanced durability and rust resistance. The design helps prevent direct contact between the heating component and the user, improving safety and reducing the risk of accidents. Durable and Safe Construction: The outer shell is made from high-quality PP material, which is non-toxic, odorless, and environmentally friendly. The product is CE certified, ensuring compliance with safety and quality standards. Important Usage Instructions: Always read the safety guidelines and precautions before use. Operate the device strictly according to the provided instructions to ensure safe and effective performance. Versatile Application: Suitable for home use in various water containers, providing comfortable warmth during colder weather. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly due to differences in monitor displays.