Key benefits Keyless, programmable access: automatic unlocking occurs when the countdown ends, eliminating the need for keys and manual operation. Clear reminders: an audible alarm sounds when the countdown finishes to prompt reset or item retrieval. Outdoor ready and durable: heavyduty metal body with smooth edges and splashproof design for reliable outdoor use. Easy to read and portable: LCD display with white backlight for easy reading in varied lighting; compact 68 x 44 mm size for convenient handling. Long lasting power: USB rechargeable battery provides over 500 hours of standby on a single charge and supports extended timing up to 999 hours 59 minutes 59 seconds. Core features Timer Padlock: heavyduty metal body with smooth edges and splashproof design, safe for outdoor use; features a clear LCD display with white backlight for easy reading in various conditions. Multi Function Electronic Timer: builtin chip and digital timer switch enable automatic unlocking without keys; includes an audible alarm that sounds when countdown ends to remind you to reset or retrieve items. Long Lasting USB Rechargeable Battery: a single charge provides over 500 hours of standby, supporting extended timing periods up to 999 hours 59 minutes 59 seconds for prolonged usage without frequent recharging. Automatic Unlocking Mechanism: once preset elapses, the padlock automatically releases, eliminating need for manual operation or key management, while the compact 68 x 44 mm size ensures portability. Specifications Material: heavyduty metal body Size: 68 x 44 mm Display: LCD with white backlight Battery: USB rechargeable; standby over 500 hours Timer range: up to 999 hours 59 minutes 59 seconds Design: splashproof for outdoor use Use scenarios Outdoor storage and tool areas: secure garden tools or equipment in a shed or box; set a timer to unlock at a designated time, helping control access and prevent overuse. Gym, school, or club lockers: manage access to shared gear or belongings by scheduling unlock times and using the audible alert to prompt retrieval after sessions. Shared travel and camping gear: control access to rental or communal items during trips or events, ensuring items are accessible only during predefined periods.