Heater element with flange, Heat tube,Water heater: 1.small-volume,high-power 2., 220, 230, 240V ... -10,000W. .Heater element with flange, Heat tube,Water heater:1.small-volume,high-power2.can heat various of medium under diffierent situation ... life and multi-protective system.Application:can be used to heat liquid in all kinds of container.VOLT:120, 220, 230 ...