Smart Time Lock LCD Time Lock Multifunction Travel Electronic Timer, USB Rechargeable Temporary Timer Padlock, BlackSmart Time Lock LCD Display Time Lock Multifunction Travel Electronic Timer, USB Rechargeable Temporary Timer Padlock USB Lithium Battery Rechargeable with Screen and 3 Small Buttons to Set Hours or Minutes, Maximum Setting Time 99 Hours 59 Minutes. USBcharging lasts up to 120 hours. When the lock is locked, it will not open, nor can it be broken by hand. Please arrange your time reasonably. The padlock combination is lightweight and suitable for airport and travel security. You can lock your importantitems anytime to protect your privacy. How to reset the timer lock? If it is found that it cannot be operated, it times out or the LCD does not display.Please do the timer in this way: 1: Press the center of the LCD screen, tear off the protective film, tear off the protective film. You'll find a stop under the screw on the left side of the screen. 2: Find a metal pin or metal clip, insert it into thehole to the end, and run. 3: When you hear a \