Swimming Pool Diving Bathroom. Please read the instructions and precautions carefully before use. This product should not be used by children. When heating water, do not touch the body directly. Quality and Safety: Electric Immersion Heaters are made of high-quality copper wire for efficient performance. Stainless steel outer casing and rust-resistant protection help prevent direct contact between the heater and the user, enhancing safety and reducing the risk of accidents. High-quality shell made of new PP material, non-toxic, odorless, healthy, environmentally friendly, safe and durable. The product is CE certified and meets quality standards. Before use, please read the safety instructions carefully, understand all precautions, and follow the user manual. Meet different needs: Wide range of applications suitable for inflatable pools, bathtubs, plastic barrels, foot baths, and other water containers. A great helper at home for a comfortable bath experience in cold weather. Includes: heater x 1. Note: There may be a 2-3 cm measurement error due to manual measuring. Please allow slight variations. Due to differences in monitor displays, the image may not reflect the actual item color.