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 high quality material, with long serving life.Specifications:Heat material: PTCVoltage: 220VPower: 750WHole pitch: 120 x 68mm/4.72 x 2.68in length of ripple: 96mm / 3.78inLength of lead wires: 200mm / 7.87inLength of bare wires: 10mm / 0.39inSize: 140 x 76mm / 5.51 x 2.99inWeight: 241gPackage included:1 x Ceramic Air HeaterNote:When used normally, the fan blower is needed to dissipateheat, don't dry burning.