User's Manual

can not interrupt, many doorbells need to wait for the system to sleep and
click the doorbell key again.
Electricity alarm
1、 If the battery voltage is lower than the alarm voltage (default 7.2
V), it will prompt "low battery power ".
2, After the switch lock, if the battery voltage is lower than the alarm
voltage (default 7.2 V), it will prompt "low battery power ". Warm Tip:
need to replace the battery or charge the battery at this time, lest the
battery depletion affect the switch lock.
Battery charging and system emergency
1、 If the battery has been completely depleted and shut down, it is
necessary to charge the battery with external USB power supply. When the
voltage rises to the point where the lock can be unlocked, the input
information is verified to unlock.
2、 After the battery is low, it needs to charge the battery, which can be
charged with external USB or removed from the lithium battery.
Warm Tip: do not press the lock key when re-discharging pool, otherwise it
will enter initialization, resulting in system information emptying -
Continuous validation error freeze
When the lock body validates more than 5 times in 5 minutes, all
operations are frozen
Touch the keyboard and fingerprint head to prompt the system to freeze
System exception handling
No electronic product can guarantee 100% stability, so don't try to get
stuck or run
Panic, lock body with emergency reset interface, users can find the reset
key and press restart system.