This electronic timer padlock offers a maximum timing duration of 99 hours and 59 minutes, allowing free setting for automatic unlocking when the countdown ends. The robust metal body provides enhanced durability and security, featuring smooth surfaces and a textured finish. A small LCD display with white backlight ensures clear visibility of the remaining time, while three intuitive buttons simplify setup for hours and minutes. Universal micro-USB rechargeable design delivers up to 500 hours of standby time on a full charge. Versatile for securing items like phones, snacks, or personal valuables in settings such as kitchens, gyms, and schools. Specifications: Battery Capacity: 3.7V/200mAh Standby Time: 500 hours Material: Metal Color: Silver Package Contents: 1 x Timer Lock Note: Product color may vary slightly due to lighting and display differences, with a tolerance of +/-1-3cm in measurements.