* Wire free from front panel to rear panel. do not warry about connection & Drilling.
* High sensitivity of touchscreen digital board.
* Charge the lock with the power bank directly with the Micro USB cable .
* With key hole for emergency Purpose.
* can set for "Normally Open mode" at Set the time,and open the door directly.
* Universal handle direction,any door open type suitable.
* DIY,About 10 mins without drilling.