Frequently asked questions (FAQ)

• How to install keyless entry smart fingerprint lever door lockES800F?

• What is the recommended door thickness for keyless entry smart fingerprint lever door lock ES800F? 

35mm~110mm

• How to restore factory settings for  smart fingerprint lever door lock  ES800F ?

Insert a pin to the setting hole near the tail of handle. Two short sounds and LED 1 and LED 2 flash at the same time.  

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  What kind of batteries does keyless entry smart fingerprint lever door lock ES800F use?

It has built-in lithium battery.

• How to charge smart fingerprint lever door lock ES800F?

Plug into USB for charging, it will indicate the charging status. During charging, battery indicator lights on ; when it is full, the battery indicator will be extinguished.