Feature: 1. Working Voltage and Power: Professional PTC ceramic air heater working voltage is 24V, power: 150W±25% 2. Safety Protection: PTC ceramic air heater uses PA66 high temperature resistant reinforced nylon shell, safety protection, insulation and temperature resistance. 3. Constant Temperature Heating Technology: PTC heater using ceramic constant temperature heating technology, continuous heat output, automatic constant temperature work. 4. High Efficiency: PTC heater power on the PTC will quickly convert electrical energy into heat, you can feel the hot air within 30S. 5. Long Life: PTC air heater long service life, repeated switching does not affect the service life, continuous provision of heat source can work continuously for more than 10000 hours. 6. Compact Size: PTC ceramic air heater is about the size of a mouse, can be placed in a small space to use. Specification: Item Type: PTC Air Heater Shell Material: Reinforced Nylon Shell Heating Material: PTC Ceramic Heaters Lead Wire Material: High Temperature Resistant Wire Size: Approx. 60x60x42mm / 2.36x2.36x1.65in Lead Length: Approx. 20cm/7.9in Temperature Error: ±10℃ Heater Working Voltage: 24V Fan Working Voltage: 24V Power: 150W±25%. Package List: 1 x PTC Air Heater Note: 1. Please supply power according to the voltage used. Other voltages may cause fire and product damage.2. Please allow some error for manual measurement.