Electric Submersible Water Heater 3000W for Swimming Pool Rapid Heating – Intelligent Timing Function Portable electric submersible water heater with fast heating performance, ideal for swimming pools, bathtubs, inflatable pools, plastic barrels, and foot baths. Designed for safe and efficient use in various water containers. Safety First: Equipped with stainless steel outer casing and anti-rust protection to prevent direct contact between the heating element and water, enhancing safety and reducing risk of accidents. Made with high-quality copper wire for reliable performance. Durable and Eco-Friendly Construction: Features a high-quality PP shell that is non-toxic, odorless, and environmentally friendly. The robust design ensures long-term durability and safe operation. Certified Quality: Fully CE certified, meeting European safety standards. Always read the included instructions and safety precautions before use. Not intended for use by children. Important Usage Note: Do not touch the heater directly during operation to avoid burns or injury. Allow slight measurement variations of 2–3 cm due to manual measurement. Color may vary slightly due to monitor display differences.