PTC high power water heater, 1K~3KW. The power can be adjusted itself. When the water is dried, it's no trouble. Notice ... about 6W /cm2at 25 waterfor immerging heater or transflux heater. The higher temperature is the water, the lower is the power.Using ... of water For more detailed information of our water heating element, please visit our website:http://www.tiancheng-ptc.com Water heater for tank