Suitable for large containers, such as buckets, sinks, bathtubs, small inflatable swimming pools, etc. Material: stainless steel, safe, durable, non-toxic, long service life. This water heater does not have an automatic shutdown function. You must turn off the power before removing the water. Immersion design: The water heater uses an immersion design and must be immersed in water. Features: Meet your different needs: enjoy a super comfortable bath in cold weather, or use our heater to boil water and soak your feet overnight to keep you warm. Applicable containers: bathtub, plastic bucket, inflatable swimming pool, foot bath. Heating seconds: The electric heater immersed in the suspension can heat the water heater in a few minutes. 2500W/3000W electric heater makes hot water heating more efficient. Boil 19 liters of water in a few minutes. Just put the heater in the water, and then plug in the power supply, easy to use. High performance: We choose high-performance water heater