General description 4-Digit Security Padlock: The CSPARKV Long Code Padlock features a customizable 4-digit combination, offering 10,000 unique code options for enhanced security. This padlock is designed to be 10 times more secure than traditional three-digit locks, eliminating the need for tedious keys. Technical specifications Type: 4-digit combination lock Material: High-strength zinc alloy body and hardened steel shackle Weatherproof and rustproof Cutting and sawing resistant Usage Ideal for indoor and outdoor applications Suitable for door hasps, garage doors, sheds, fences, garden sheds, containers, tool boxes, gym lockers, locker rooms, colleges, schools, escape rooms, cabinets, and closets Other information Easy to set or reset with included instructions Large numbers and side window design for easy readability