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This fingerprint smart door lock is one of the most popular product in customer,becuase of the quality,design,function and so on.All customer's feedback is very good.
This is the fingerprint smart lock for security door，it has a High safety factor,beacuse the unlock way of it is fingerprint+app(tt lock)+password+card+key.
Now not only China,but also many countries from all over the world like Smart Lock ,because it's more safety and more convenient for people use.
Maufacturer which wholesale smart door lock can give more professional information for customer,also can give the most competitive price.
Password Fingerprint RFID Card Keyless Security Electric Digital Hotel Door Lock