1Adopts of PTC ceramic heating element and aluminum tube, low thermal resistance, high heat transfer efficiency 2This product is a electric heater with automatic constant temperature and energy saving 3This PTC ceramic air heater has the characteristic of high security, and surface insulation 4With mounting hole, easy installation 5The lead material adopts silicone high temperature wire, safe for use Features: Adopts of PTC ceramic heating element and aluminum tube, low thermal resistance, high heat transfer efficiency. This product is a electric heater with automatic constant temperature and energy saving. This PTC ceramic air heater has the characteristic of high security, and surface insulation. With mounting hole, easy installation. The lead wire adopts silicone high temperature wire, safe for using. Application: air conditioner, electric heater, instrument, general appliance, air curtain machine, humidifier. Made of material, with long serving life. Specifications: Heat material: PTC Voltage: 220V Power: 750W Hole pitch: 120 x 68mm or 4.72 x 2.68in length of ripple: 96mm or 3.78in Length of lead wires: 200mm or 7.87in Length of bare wires: 10mm or 0.39in Size: 140 x 76mm or 5.51 x 2.99in Weight: 241g Package included: 1 x Ceramic Air Heater Note: When used normally, the fan blower is needed to dissipate heat, don't dry burning. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.