Usage Tips: Electric Submersible Water Heater 3000W Swimming Pool Heater Fast Heater Portable Pool Heating Diving for Bathroom EU. Please read the instructions and precautions carefully before use. This product should not be used by children. When heating water, do not touch the heating element directly. Quality and Safety: Electric Submersible Immersion Heaters are made of high-quality copper wire for efficient performance. Stainless steel outer casing and rust-resistant design 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 fully CE certified and meets reliable 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 during cold weather. Package Includes: Heater x 1 Note: There may be a 2-3 cm error due to manual measurement. Please allow for slight variations. Due to differences in monitor displays, the image may not reflect the actual color of the item.