HIGH QUALITY- This Automatic Door Closer is made of commercial grade aluminum alloy, hydraulic operated, totally automatic closing, speed adjustable, gives you a easy and safe life, protects your door and lock. SAFETY- The door closer could help keep you and your loved ones safe. This door closure will keep your front door closed automatically to prevent thieves from entering. This spring door closer could be beneficial for peace of mind, especially if you have many people coming and going out of your property. QUIETING DOOR CLOSER- The spring door closer can reduce the noise interference generated when closing the door, close the door slowly to reduce the damage to the door caused by violent impact, and can prevent you from forgetting to close the door. APPLICABLE DOOR TYPES- Our door closers for interior door are suitable for metal doors, fire doors, wooden doors, civil doors and commercial doors, almost all doors less than 10kg. Adjustable self closing door is an ideal choice for home, office, hotel room doors. EASY TO INSTALL- This door spring closer supplied with all screws and fixtures necessary for application. The auto door closer also comes with fitting instructions to ensure easy and efficient installation of the hydraulic door closer to your door.