Welcome to our shop! Features: - Adopts PTC ceramic heating element and aluminum tube, ensuring low thermal resistance and high heat transfer efficiency. - This product is an electric heater with automatic constant temperature and energy-saving features. - The PTC ceramic air heater has surface insulation and high security. - Mainly used for temperature heating in small instruments and small box spaces. - Application: air conditioner, electric heater, instrument, general appliance, air curtain machine, humidifier, etc. Specification: - Material: Aluminum Plastic - Weight: 143g/5oz - Heating material: PTC thermistor - Heating mode: heat through the flow of air - Lead material: high-temperature resistance wire - Heating life: over 3 years - Power: 200W / 300W (Optional) - Voltage: 110V (the bare line is connected, regardless of the positive and negative pole, the rated voltage can be) - Mounting Hole Distance: 100*44mm (mounting hole: 8*4mm waist hole) - Corrugation Length: 76mm - Size: 120*51*26mm/4.7*2*1inch Package List: - 1 x PTC Ceramic Air Heater Note: - Lead color is random. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.