①. 2500W/1500W power can heat 5 gallons of water in minutes. Before inserting the heater, make sure the heater is fully immersed in water, then connect the 220V/110V power supply. ②. The immersion water heater has a stainless steel cover, which can prevent the heating elements from directly touching people or animals, and the heat will dissipate into the water faster through the holes in the cover. It is durable and reusable. ③. Immerse the heater in the appropriate level of water and plug it into any grounded wall socket, then the heater can start working. ④. The water heater has a countdown function. You can set the time by pressing the setting button. When the time is up, the power will automatically cut off and a beep will sound, which can prevent accidents caused by forgetting when you are busy. You don't need to wait on the side when using it, which is safer and more convenient. ⑤. The operation is simple - immerse the kettle to the required water level (the kettle has a safe water level line), plug it into any grounded wall outlet, check the power indicator on the plug to make sure the bucket heater is turned on, then the portable water heater will start working. ⑥. Warning: the power cord and handle cannot be immersed in water. ⑦. Plug type: EU plug, suitable for Indonesia, Germany, France, Spain, Italy, etc., as well as the Philippines, Taiwan, etc. ⑧. Color: Black. Material: Plastic + Stainless Steel. ⑨. Package Contents: 1 x Water Heater. Only the above package contents are included, other products are not. ⑩. Note: Due to light shooting and different displays, the color of the item in the picture may be slightly different from the real thing. The measurement allowed error is +/- 1 - 3cm.