immersion heater, kingwork ul-listed pool heater with thermostat and auto shutoff function, submersible bucket heater with full 304 stainless-steel guard, heats 5 gallons of water in minutes kingwork - the kingwork bucket heater designed to heat water only. use for construction industry, animal husbandry, car washing, indoor use and many other jobs in cold weather.<br>- bucket water heater is only to be immersed up to the point of the electrical connection. water level about 8” deep.<br>- the size of this electric immersion heater is perfect rested in 5 gallon bucket.<br>- handle and cord cannot be submerged.<br>- the bucket heater is safe for use in all pails, buckets and bathtubs, will not damage plastic containers, make sure the container designed to contain boiling water.<br>- 1000w 120v</b><br>- ul-listed.<b><br><br>warning:</b><br><b>please don't use extension cord.</b><br> <b>never leave it unattended.</b><br><b>if the black plastic handle is too hot, please unplug it, wait until cool before using,otherwise a fire hazard will result.</b>