Features 1Compact 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%. 2High Temperature Resistant: Mini PTC fan heater uses PA66 high temperature resistant reinforced nylon shell, safety protection, insulation and temperature resistance. 3Constant Temperature: PTC ceramic air heater uses ceramic thermostatic heating technology, continuous heat output, automatic constant temperature work. 4Fast 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. 5Durable: 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 Heater Material: Nylon, PTC Shell Material: Reinforced Nylon Shell Heating Material: PTC Ceramic Heaters Lead Wire Material: High Temperature Resistant Wire Size: Approx. 60 x 60 x 42mm/2.4 x 2.4 x 1.7in Lead Wire Length: Approx. 20cm/7.9in Temperature Error: 10 Heater Working Voltage: 12V Fan Working Voltage: DC 12V Power: 50w25% Package List 1 x PTC Fan Heater Note 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.