Do you know what to pay attention to when using fingerprint door lock on sales? Here's a simple look at it.
1. Battery selection: After the customer buys the fingerprint door lock on sales, the general manufacturer will be equipped with a battery. Under normal use, the battery can generally be used for one year. After the battery life is over, you need to replace the battery again. When replacing the battery, you should pay attention to the same model of the battery. It is recommended to use the same brand. At the same time, pay attention to the correct placement of the battery. After the built-in battery is used up, if the lock cannot be opened, an external power supply can be used. Generally, the fingerprint door lock will be equipped with an external power supply interface in case of emergency.

2. Avoid unprofessional disassembly: fingerprint door lock on sales is a high-tech electronic product, and the structure inside is relatively complicated. If you are not clear about the structure inside, it is recommended not to disassemble it without authorization. If you are really helpless, you can read the instruction manual first, or you can call the manufacturer to consult the after-sales service, and we have dedicated after-sales personnel to help you solve it.
3. Check the manual of fingerprint door lock on sales: Before using it, users are advised to read the manual of fingerprint door lock in detail, including the installation of fingerprint door lock, the installation of fingerprint door lock and some common function settings, etc. Good comprehensive understanding of fingerprint door lock on sales.