1000G Super PowerThe 1.2m high quality steel cable has passed the tensile and elasticity test for many times. The pulling force is strong and not easy to break. 1000G super pulling force prevents panic from closing the door and maintains a safer feel time. Quick InstallationThe automatic punch-free door closer is installed with non-porous adhesive (installation and use, use after 24 hours, strong adhesion). After pasting the door closer, the viscosity is very strong and hard to reach, easy to install and very high, and does not damage the walls. FunctionMulti-function automatic door closer that automatically closes all doors. When learning and working, avoid repeatedly standing and opening the door to improve learning and working efficiency, prevent mosquitoes and flies from entering the room, and prevent kitchen vapors do not enter the living room. Wide range of applications: our door closer is suitable for most doors, for example doors with a slightly stronger closing force, doors on the left and straight, wooden and metal doors, residential and commercial doors, exterior and interior doors and fire doors. Ideal for families, small offices, hotels, dorms, classrooms, businesses, sheds, classrooms and home offices. High Quality MaterialOur automatic door closer is made of premium ABS plastic shell, which is resistant to oxidation, corrosion, abrasion, weathering, high temperature and long service life. One piece offers 2 automatic door closers to meet your needs.