Function: Multifunctional automatic door closer, automatically close all doors.Not only save your time, but also prevent mosquitoes, mice, cockroaches, etc. from entering the room due to forgetting to close the door. 800G Pull: The high-quality steel wire rope has passed 80,000 times of tensile test and rebound testwith strong 800G Pull, with strong tensile force. Quick Installation: 3M glue installation,good firmness,and do not damage the wall, easy installation, high-temperature resistance. High Quality: The material of this automatic door closer is made of high-quality steel wire.The surface material is high-quality plastic, strong and durable. Widely Applications: Suitable for all kinds of aluminum alloy doors, wooden doors, two-way sliding doors, glass doors, screen doors, etc. Suitable for families, offices, various shops and various entertainment venues., Weight: 0.3417165061 pounds, Manufacturer: Shengbala