Residential Commercial Punch-free Automatic Sensor Door Closer anti-punching auto door closer Automatically Close with DrawstringFeature:AUTOMATICALLY CLOSE ALL DOORS:Suitable for doors,or doors with a slightly stronger closing force. Doors that open left and right,wooden and metal doors,residential and commercial doors,exterior/inner door closers,fire doors.50,000 TESTS & 800G Pull:The high-quty steel wire rope has paed 50,000 times of tensile test and rebound testwith strong 800G Pull, with strong tensile force.EASY TO USE: Punch-freeAutomatic Sensor Door Closer, Hole-free adhesive installation,good firmne,does not damage the wall,easy installation,high-temperature resistance.BLE:Anti-oxidation, anti-corrosion, stable, wear-resistant, weather-proof, hydraulics, safe shut-off device.Please Note:Door closers are not suitable for doors with carpet or too much friction.SpecificationsMaterial: ABSWire Length: 1.2 metersWire Diameter:1.2mmPull:500G/800G/1000GColors:white/blaPaage Included:1pc × Automatic Door Closer