Electric Submersible Water Heater 3000W for Swimming Pool, Portable Diving Heater for Inflatable Pools, Bathtubs, and Plastic Barrels – Fast Heating, Safe and Durable Design. This electric submersible water heater features a 3000W high-efficiency heating element for rapid water warming. Designed for safe and convenient use, it is ideal for inflatable pools, bathtubs, foot baths, plastic barrels, and similar containers. Constructed with a stainless steel outer casing and high-quality copper wiring, the heater ensures reliable performance and corrosion resistance. The protective design helps prevent direct contact between the heating element and the user, enhancing safety during operation. The housing is made from premium PP material, which is non-toxic, odorless, and environmentally friendly, ensuring safe and long-term use. This product is CE certified, meeting essential safety and quality standards. Please read all safety instructions carefully before use. This product is not intended for use by children. Do not touch the heater directly while it is operating in water to avoid potential burns or injury. Note: Slight variations of 2-3 cm may occur due to manual measurement. Color may vary slightly due to monitor display differences.