Easy installation with a -mounted design and plastic slide plate. Made of high-quality zinc alloy for durability and reliability. Automatic closing mechanism ensures quiet operation and enhanced security. Suitable for doors weighing between 20-30 kg and up to 1000 mm wide. Includes a screen door closer, 4 screws, an adjustment rod, and a protective seal. Easy Installation: With a closer and plastic slide plate being mounted, installation is a breeze. This spring door closer can be used on doors up to 30 kg, and easily adjust the tension on this safety spring door closer. High Quality: Light door closer is made of Zinc alloy, Spring operation, totally automatic closing, automatic door closers gives you an easy and safe life, protects your door and lock. Keep Quiet: Automatic closing and latching, maintaining quiet and security. During the break, you don't have to worry about your kids escaping from home or your pet dogs, cats running into your room door closer hinge self-closing. Size: automatic door closer for home 6.5 x 4.9 x 1.2 inches, suitable for door weight for 20-30 kg, door width 1000 mm, universal design, right or left wing door, ideal for home, office, hotel room doors. Color: Black Material: Aluminum Alloy Package Contents: 1xAutomatic Door Closer Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.