99-hour timing: Freely set the unlock time, up to 99 hours and 59 minutes, and the lock ring will automatically open after the timing ends. Metal body: The lock body is made of high-quality metal with sharp edges, smooth surface, and enhanced texture metal lock. Durability and security. Easy to operate: Small LCD with white backlight, displays the unlock time softly and clearly, 3 small buttons can be set in hours or minutes, easy to use. Super standby time: Universal USB micro USB rechargeable, the maximum standby time can reach 500 hours after full charge. Wide range of uses: Lock addictive items such as cigarettes, mobile phones or snacks. Suitable for kitchens, gyms, schools. Battery capacity: 3.7V/200mah Standby time: 500 hours Material: Metal Color: Silver Package Contents: 1 x Time Lock Only the above package content, other products are not included. Note: Light and different monitors may cause the color of the item in the picture to be slightly different from the actual object. The measurement allowable error is +/- 1-3cm.