Punch-Free Automatic Sensor Door Closer

About product:

•  Multifunctional automatic door closer, automatically close all doors.
•  Very suitable for home use, light office use, shed, ranch, and home office.
•  Anti-oxidation, anti-corrosion, no rust, stable, wear-resistant, weather-proof, hydraulics, quiet, safe shut-off device.
•  Quick Install: Hole-free adhesive installation, good firmness, does not damage the wall, easy installation, high-temperature resistance.
•  The high-quality steel wire rope has passed 50,000 times of tensile test and rebound test, with strong tensile force.
•  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.