Electric submersible water heater for swimming pools, 3000W rapid heating with intelligent timing function. Portable and easy to use for inflatable pools, bathtubs, plastic barrels, foot baths, and other water containers. Ideal for home use, providing comfortable warmth during cold weather. Safety features include high-quality copper wiring, stainless steel exterior, and anti-rust protection to prevent direct contact between the heating element and water, enhancing safety and reducing risks. The durable PP material housing is non-toxic, odorless, environmentally friendly, and built for long-term use. CE certified for quality and safety assurance. Please read all safety instructions carefully before use. This product is not intended for use by children. Do not touch the heater directly while in operation. Follow all manufacturer guidelines to ensure safe and proper usage. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly due to monitor display differences.