Electronic LCD Timer Lock with USB, 99-Hour Max Countdown, Black Padlock

99 Hours Timing: Free setting of unlocking time, up to 99 hours and 59 minutes. After the timing is finished, the lock ring will open automatically. Metal Body: The lock body is made of high-quality metal with sharp edges and smooth surfaces. Enhanced textured metal construction for durability and security. Easy Operation: Small LCD with white backlight displays the unlock time clearly. Three buttons to set hours or minutes, simple and user-friendly. Super Standby Time: Universally compatible micro-USB rechargeable design. Maximum standby time up to 500 hours on a full charge. Widely Used: Ideal for securing items such as cigarettes, drugs, cell phones, or snacks. Suitable for use in kitchens, gyms, schools, and more. Battery Capacity: 3.7V/200mAh Standby Time: Greater than 500 hours Material: Metal Color: Black Package Contents: 1 x Time Lock Note: Light shooting and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowed error is +/- 1-3 cm.