EASY INSTALLATION: With -mounted door closers and plastic slides, installation is a breeze. This spring door closer can be used on doors weighing up to 30kg and the tension of this safety spring door closer can be easily adjusted. Dimensions: 6.5 x 4.9 x 1.2 inches, suitable for door weight 20-30 kg, door width 1000mm, universal design, right wing door or left wing door, perfect for home, office, hotel room door. Stay Quiet: Automatically closes and latches to keep it quiet and safe. During the rest period, you don't have to worry about your children running away from home, and you don't have to worry about pet dogs and cats running into your room. The door closer is made of high-quality metal, spring operated, fully automatic closing, the automatic door closer gives you an easy and safe life, protects your door and lock. Package Contents: With your purchase, you receive a screen door closer, 4 screws, an adjustment lever and a protective door seal., Weight: 0.6724098991 pounds, Manufacturer: puhae