110V/220V 1000W Insulated PTC Ceramic Air Heater PTC Heating Element Features: Adopts PTC ceramic heating part and aluminum tube, low thermal resistance, high temperature transfer performance. This product is an electric heater with automatic constant temperature and energy saving. This ceramic PTC air heater features surface insulation and high safety. Mainly used in small instruments, small heating ambient temperature space field. Application: Air conditioner, electric heater, instrument, general appliance, air curtain, humidifier, etc. Specification:Material: Aluminum & Plastic Weight: 318g/11.2oz Heating Material: PTC ThermistHeating Mode: Heat by Airflow Lead Material: High Temperature Resistance Wire Heating Life: More Than 3 Years Power: 1000W Voltage (Optional) : 110V/220V (Bare Line is connected, regardless of positive and negative pole, rated voltage can be)Wave Length: 96mm Size: 140*102*26mm/5.5*4*1 inch Package List:1 x PTC Ceramic Heater Air Note:1. The color of the lead is random. With 160 degree normally closed temperature protector, the heater should not be dry.