4-Digit Security Padlocks: 4-digit combination padlocks allow you to set your own code with 10,000 unique options. Its 10 times more secure than a three-digit lock. EASY TO USE: 6 simple steps to set the coded padlock. Large numbers and side window design make it easy to read. In addition, the combo padlock is equipped with an advanced damping device inside. each of your numbers will snap into place with better accuracy and feel when aligning your code. STURDY AND DURABLE: With a high-strength zinc alloy body, hardened steel shackle and excellent craftsmanship, the heavy-duty combination padlock is weather, rust and cut and saw resistant. It is designed to be the most durable digital padlock for you. WIDE APPLICATION: The 4-digit padlock is perfect for indoor and outdoor use such as gym locker room, college, school, escape room, cabinet, closet, tool box, garage door, shed , bacyard, fence, generous storage box, etc.