insulating, compact, constant temperature, self-controlled temperature, energy saving, no danger of over temperature, wide volt Some appliances.Hair straightener,hair crimper, wax melting heater,vapor generator,humidifier,water boiler,liquid warmer,coffee warmer,polymer press-coating heater,hot glue gun,chocolate extruder,shoe dryer,hand/foot warmer,massager,physical therapy heater.Notice in ...