General description Our CSPARKV 2Pcs Mailbox Lock set includes two 3-digit keyless combination locks (one silver and one black). These versatile locks can be used for various applications such as filing cabinets, drawers, mailboxes, lockers, wine cabinets, and office cabinets. The password unlocking feature ensures enhanced security for your belongings. Technical specifications Lock cylinder length: 25mm Plate thickness compatibility: 10-20mm Material: Zinc alloy Initial password: 000 Possible combinations: Up to 1,000 Installation The combination locks are designed for easy installation on most metal or wooden door and drawer fronts. Usage To unlock, simply enter the correct password and rotate the lock 90 degrees in any direction. Remember to change the initial password after receiving the locks for added security. Other information Includes a small stick for changing the password Durable and corrosion-resistant design