Sturdy metal body design with splashproof features for reliable indoor and outdoor use. This timing padlock combines durability with smooth edges for safe handling and longlasting performance. LCD display for easy viewing. The white backlight provides clear countdown visibility, even in dim lighting or outdoor conditions. Keyless operation with builtin chip. A digital timer switch enables automatic unlock at the end of the set time, eliminating the need for a key and reducing the risk of lost access credentials. Alarm function for management. An audible alarm sounds when the countdown ends, serving as a helpful reminder for timesensitive tasks and schedules. Use scenarios Workshop or shared tools area: set a timer for tool access to encourage fair usage and prevent overrun. When the time ends, the padlock unlocks automatically for the next user, with an audible reminder to indicate the window has opened. Outdoor storage on a worksite: secure equipment or materials in a storage box. Schedule access windows to coordinate deliveries, tool checks, or shift changes, with automatic unlocking when the timer completes and an alarm to alert nearby staff. Facility or classroom management: control access to shared resources such as cabinets or lockers during specified periods. Use the builtin timer to enforce breaks, practice sessions, or scheduled activities, supported by a clear countdown display and timely audible alerts.