Feature:1. Compact Design: PTC fan heater is about the size of a mouse and can be placed in small spaces for use. The working voltage of the heater is 12V and the power is 50W25%.2. High Temperature Resistant: Mini PTC fan heater uses PA66 high temperature resistant reinforced nylon shell, safety protection, insulation and temperature resistance.3. Constant Temperature: PTC ceramic air heater uses ceramic thermostatic heating technology, continuous heat output, automatic constant temperature work.4. Fast and Efficient: The PTC air heater quickly converts electrical energy into heat after being powered on, and you can feel the hot air within 30S, fast and efficient.5. Durable: Mini PTC fan air heater can be repeatedly switched on and off to continuously provide heat source and can work continuously for over 10,000 hours.Specification:Item Type: PTC Fan HeaterMaterial: Nylon, PTCShell Material: Reinforced Nylon ShellHeating Material: PTC Ceramic HeatersLead Wire Material: High Temperature Resistant WireSize: Approx. 60 x 60 x 42mm/2.4 x 2.4 x 1.7inLead Wire Length: Approx. 20cm/7.9inTemperature Error: 10Heater Working Voltage: 12VFan Working Voltage: DC 12VPower: 50w25%.Package List:1 x PTC Fan HeaterNote:1. Please follow the use of voltage for power supply, the use of other voltage is easy to cause fire and product damage 2. Please allow some errors due to manual measurement.