Door Closer Material: ABS steel wire rope Product Size (L x W x H): 2.48*2.48*0.63 inches The automatic door closer can be pulled up to 47.2 inches Feature: When studying and working, avoid repeatedly getting up and opening the door to improve the efficiency of study and work; this door closer can prevent kitchen fumes from entering the living room, which is effective Isolate the moisture and stale air from the bathroom; when you turn on the air conditioner, the hot and cold air will not leak too much, thus reducing the electricity bill and saving worry and trouble. Multifunctional automatic door closer, automatically close all doors. 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. Multifunctional automatic door closer, automatically close all doors. 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. How to Use: 1. Clean the surface of the cabinet with alcohol, and put the glue on the back of the product (or use the screws on the product to lock) tightly to the relatively hidden place on the back of the product cabinet. 2. The steel wire is pulled directly to the display product through a certain