Two doors of the hotel

According to the design principle of hotel locks, the following three reasons are analyzed:

1, the battery of the lock needs to be changed, and the low-voltage alarm sounds.

2. The circuit board of the door lock has quality problems. Electronic components are aging or short-circuited. Please clean the circuit board with a dry brush and try again. If it fails, please replace the circuit board.

3, the door lock is not locked in place, the phenomenon of virtual lock, sound alarm prompt, adjust the door frame to stop.

According to the actual situation at the scene, we can judge again.

I hope my answer is helpful to you.