Usage Tips:Fast Heating 2500W of power can make 5 gallons of water warm in a few minutes. Before inserting the heater, please make sure that the heater is completely immersed in the water then connect the 220v power supply. Premium and Safe With high quality stainless-steel protect cover,submersible water heater will effectively prevent the heating elements is in direct contact with people or animals and heat dissipates to the water faster by flowing through the holes in .Durable and reusable.The holes on dissipates heat into the water faster. Simple Operation Immerse in water at an appropriate water level and plug into any grounded wall outlet. Then the immersion heater can start working. Timing Setting Our new Immersion Water Heater has a timing function. It can set the time by pressing the SET key. When the time is over, the power will be automatically cut off and a beeping alarm will be issued. Prevent accidents caused by forgetting when busy. There is no need to wait by the side during the use, which is and more convenient. Package Includes The package comes with a immersion water heater with a timer switch, a wire brush for cleaning the heater, and a thermometer which can prevent scalding and electric shock . Plug Type:EU Plug,it applies to Indonesia, Germany, France, , Italy and so on Colour: Black Material: plastic + stainless steel Voltage: AC220V Package Contents: 1 x Water heater 1 x Steel ball 1 x Thermometer Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.