Q106 (Tia BT) Smart Lock User Manual Please read this manual carefully before use v1.2 Usage Notice Note: Please prepare a Phillips screw driver and 4 AA batteries before Installation. 1. In default setting, It can be unlocked with original password "12345678908", any fingerprint or key. 2. There will be a low power anal when voltage below 4.8V, It can bs ably unlocked around 50 times, please replace with 4 new AA batteries In time.