Features: _x000D_ Adopts of PTC ceramic heating element and aluminum tube, low thermal resistance, high heat transfer efficiency _x000D_ This product is a electric heater with automatic constant temperature and energy saving _x000D_ This PTC ceramic air heater has the characteristic of high security, and surface insulation. _x000D_ With mounting hole, easy installation _x000D_ The lead material adopts high temperature resistance wire, safe for use_x000D_ _x000D_ Application: air conditioner, electric heater, instrument, general appliance, air curtain machine, humidifier _x000D_ Made of high quality material, with long serving life _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Heat material: PTC _x000D_ Voltage: 220V( no need to Distinguish positive or negative pole)_x000D_ Power: 600W _x000D_ Lead material: high temperature resistant wire_x000D_ _x000D_ Hole pitch: 104*68mm/4.1*2.7in_x000D_ Installation hole: 8*4mm_x000D_ Size:125*77*26mm/4.9*3*1in(with ripple length of 80mm) _x000D_ Weight: Approx.201g/7.1oz_x000D_ _x000D_ _x000D_ Package list: _x000D_ 1 x Ceramic Air Heater _x000D_ _x000D_ _x000D_ Note: with 160 degrees normally closed temperature control protector, the heater can not be dry burning 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 5Application: air conditioner, electric heater, instrument, general appliance, air curtain machine, humidifier