What if Cadiz K20 locks the car loudly?

The specific operation method is as follows:

Step 1: Remove the inner panel of the fingerprint lock first, then grasp the battery cover by hand, press the white button on it, and pull it back to remove the battery cover.

Step 2: There is a volume adjustment button in the upper left corner of the battery compartment, with the sign "2- 1-0" on it. When the switch is turned to the "0" position, the door lock is in a mute state (except for alarm sound and operation management menu). When the switch switches "1" or "2", all sounds are turned on, and the larger the set number, the louder the sound.

Fingerprint digital remote control intelligent anti-theft door lock is a high-tech product. The world's top biometric fingerprint technology, carefully created by famous artists, has a beautiful and generous appearance. The lock adopts Japanese fingerprint module, which has stable performance and superior function. Microcomputer intelligent control door lock is a safe and reliable door lock. Fingerprint, remote control, password and mechanical key are four independent ways to open the door, which are safe and convenient, flexible and convenient to operate and easy to manage. Suitable for hotels, guesthouses, government departments, modern offices, office buildings, etc.