PTC heater, self controlling heater, long life, easy to assemble. Configuration.TypeSpecialtyExcellenceshortcomingOthersTransflux heaterWater transflux ... samples of uses.Heating water for shower, ducking bath, footbath, washing hand, vegetable and dish. PTC water heater for drink warmer ... oil, or other liquid.Notice in appliance.PTC as a heating element, it fits for high safety, slap-up product.For ...