Long Service Life: PTC heating fan can provide heat source for 10,000 hours continuously, and repeated switching not affect the service life, so it is Constant Temperature Heating: Insulated fan heater uses ceramic constant temperature heating technology to continuously output heat and automatically work at constant temperature Reinforced Nylon Shell: PTC heating fan uses PA66 reinforced nylon shell, which has high temperature resistance, insulation and good safety protection 30S Fast Heating: After electrifying, PTC quickly converts electric into heat , and hot air can be felt within , so it heats quickly Compact Design: The heater is designed in a compact structure, the volume of which is about the same as that of a mouse, and it can be placed in a narrow space without occupying too much space, Weight: 0.33510263824 Pounds, Manufacturer: Wesafrae