Feature: 1. [Safe And Energy Saving] PTC fan heater working voltage is AC 220V, power is 150W±25%, working safely, stable and energy saving. 2. [Insulated Shell] PTC fan air heater uses PA66 high temperature resistant reinforced nylon shell, insulated and temperature resistant. 3. [Compact Size] Mini PTC fan heater volume is about equivalent to a mouse, can be placed in a small space to use. Portable, suitable for daily use. 4. [Constant Temp Heating] The use of ceramic constant temperature heating technology, continuous heat output, automatic constant temperature work. 5. [Efficient] This PTC car fan heater will quickly convert electrical energy into heat after power on, you can feel the hot air within 30S. 6. [Durable] Long service life, repeated switching does not affect the use, continuous provision of heat source can work continuously for more than 10,000 hours. Specification: Item Type: PTC Fan Heater Shell Material: Reinforced Nylon Shell Heating Material: PTC Ceramic Heating Sheet Wire Material: High Temperature Resistant Wire Product Size: Approx. 60 x 60 x 48mm / 2.36 x 2.36 x 1.89in Wire Length: Approx. 20cm/7.9in Temperature Error: ±10℃ Heater Working Voltage: AC 220V Fan Working Voltage: AC 220V Power: 150W±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 damage.2. Manual measurement, please allow some errors.