SAFETY: The heavy-duty stainless steel shroud on the Bucket Water Heater contains the heating element to avoid direct contact with people or animals for added safety, and small holes in the shroud help release heat into the water faster. AUTOMATIC POWER DISCONNECTION WHEN DRY: The 3000-watt high-powered Bird's Nest water heater quickly heats up to 5 gallons of water in a matter of minutes, allowing for quick play in a small pool and enhancing family bonding. EASY TO USE: The immersion electric water heater is easy to use, simply place the water heater in a water container and plug it into any grounded wall outlet. NOTE: The power cord and black handle should not be immersed in water: The electric water heater can be used in different sizes of containers such as small swimming pools, buckets, wash basins and bathtubs, as well as for heating water to clean sinks.