MULTIPLE USE: The sliding lock provides ideal protection against the opening of flush doors. The lock s a customizable 4-digit code lock tt can effectively lock a wide range of doors, such as cellar doors, gates and cupboard doors. It can also be used to close gates or sheds. EASY INSTALLATION: Installing the deadbolt lock is easy. Start by closing the door, then hold the lock horizontally. Then mark the holes on the door and door frame before fixing the sliding lock using the screws provided. The screws are sunk so tt they cannot be unscrewed. EASY INSTALLATION - Secure your doors, gates, sheds, warehouses, cupboards, cabinets, safes, Opening and closing with customizable 4-digit code Applications The offers keyless convenience in the form of a traditional barrel bolt. It is a flexible solution for securing equipment, tools, livestock, very popular in sheds, gates, cupboards and any application where a barrel lock or sp would be used. Instructions: To cnge the code: 1. From the factory, the code is set to 000. 2. To cnge the code, turn the adjustment SW1, to . 3. While cnging the code as desired. 4. Return the adjustable SW1 to the original location to complete the setting. Good quality product