800 g super traction: The superior high quality rubber coated steel rope passed several tensile and rebound tests, with high tensile strength, not easy to break, to avoid panic when you forget to close the door, and You feel more safe all the time Large application: Multifunctional automatic door farm, automatic closing of all doors. Very suitable for domestic use, a desk, a hotel, a dorm, a classroom, a company, a garden shed, a ranch, and a home office is suitable for most types Doors: Our door farm is suitable for most doors such as doors with a slightly stronger closing force, which opens to the left and right, wooden and metal doors, residential and commercial doors, exterior / interior doors, Fire doors Quick installation: This automatic sensor carrier without perforation adopts an adhesive installation without holes, for easy installation, with good firmness, and do not damage the wall Quality ABS plastic shell: Our automatic carrier with high quality ABS plastic shell, anti-oxidation, anti-corrosion, wear-resistant, weather-resistant, high temperature resistant, for long life Color: black Automatic door-lock without perforation for most doors, 2 colors Features: 1> giving you a sensation of safety: Multifunctional automatic door farm, automatically closes all the doors, allowing you to avoid panic when you forget to close the door, and you will feel safe all the time 2> compatible with: The automatic closing of the door is ideal for a door with a slightly stronger closing force, door that opens on the left and right, wooden door and metal, residential and commercial door, outdoor / interior door, fire door / p> 3> Large application: Automatic door-holder without punch, suitable for use at home, a light office, a hotel, a dorm, a classroom, a company, a hangar, a ranch and a home office 4> Protecting your walls: This automatic sensor door farm adopts an adhesive installation without hole, for easy installation, with good firmness and does not damage the wall 5> Quality assurance: If your expectations are not satisfied or if you are not sure that this room is correct, do not hesitate to send us an e-mail and we will answer you as soon as possible Characteristics: Product Name: Automatic door farm Dimensions: 6.3 x 6.3 x 1.6 cm Material: ABS hull + steel rope Content: 1 Automatic door closer Notes: 1. The actual color can be slightly different from the image due to different screens and light effects 2. The measurements being taken by hand, the sizes indicated may vary from 1 to 3 cm