Feature: 1. SAFETY PROTECTION: PTC fan heater is made of PA66 high temperature resistant reinforced nylon shell, safety protection, insulation and temperature resistance. 2. SMALL SIZE: PTC car fan air heater is small in size and can be placed in a small space for use. The working voltage of the heater is AC220V and the power is 300W±25%. 3. CERAMIC CONSTANT TEMPERATURE HEATING: PTC car air heater uses ceramic constant temperature heating technology, continuous heat output, automatic constant temperature work. 4. FAST HEAT GENERATION: PTC ceramic air heater will quickly convert electrical energy into heat after power on, you can feel the hot air within 30S, giving you the best use experience. 5. LONG SERVICE LIFE: PTC air heater repeatedly switch also does not affect the service life, continuous provision of heat source can work continuously for more than 10,000 hours. Specification: Item Type: PTC Fan Heater Material: Nylon, PTC Size: Approx. 80x80x54mm / 3.1x3.1x2.1in Shell Material: Reinforced Nylon Shell Heating Material: PTC Ceramic Heaters Lead Wire Material: High Temperature Resistant Wire Lead Wire Length: Approx. 20cm/7.9in Temperature Error: ±10℃ Heater Working Voltage: A220V Fan Working Voltage: AC 220V Power: 300W±25%. Package List: 1 x PTC Fan Heater Note: 1. Please follow the use of voltage for power supply, the use of other voltage may cause fire and product damage2. Please allow some error due to manual measurement