Features:Adopts of PTC ceramic heating element and aluminum tube, low thermal resistance, high heat transfer efficiency.This product is a electric heater with automatic constant temperature and energy saving.This PTC ceramic air heater has the characteristic of high security. Heating solid and gas, heating life of more than 3 years.Application: air conditioner, electric heater, instrument, general appliance, air curtain machine, humidifier, etc.Specification:Material: AluminumWeight: 396g/14ozHeating material: PTC thermistor Heating mode: heat through the flow of airLead material: high temperature resistant wireHeating life: more than 3 yearsRated Power: 1500WVoltage: 220V (the bare line is connected, regardless of the positive and negative pole, the rated voltage can be) Size: 230*76*26mm/9.1*3*1inch (corrugation length 186mm) Package List:1 x PTC Ceramic Air HeaterNote:With 150 degrees normally closed temperature control protector, the heater can not be dry burning.