Uses: If you are a 'delayed' patient, you can do some behavioral corrections with a timed lock. Wide range of applications: lock out addictive items such as mobile phones or snacks. Suitable for kitchens, gymnasiums and schools. USB rechargeable: Safety padlock with timer has a USB lithium battery with screen and buttons and can be set for hours or minutes up to 99 hours. Note: If the lock is locked, it cannot be activated manually. Please use the time responsibly. Unique unlocking design: you don't need to complicate things, just set the unlock time., Weight: 0.1322773572 Pounds, Manufacturer: BEAHING_C51_5191119