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 constructed from new PP material, which is non-toxic, odorless, healthy, environmentally friendly, safe, and durable. The product is CE certified and meets recognized quality standards. Before use, please read the safety instructions carefully, understand all precautions, and follow the usage guidelines strictly. Versatile Use: Wide range of applications suitable for inflatable pools, bathtubs, plastic barrels, foot baths, and other similar containers. A convenient home accessory for a comfortable bathing experience in cold weather. Includes 1 heater unit. Note: There may be a 2-3 cm variation due to manual measurement. Slight differences in color may occur due to monitor display variations.