Black Silver USB Rechargeable Door Smart Lock Fingerprint Padlock Quick Unlock Zinc Alloy Metal High Identify Security Lock Color:Black Ab Crunch: yes

Ab Crunch: yes

Power supply: 5 V

exercise children's language skills

Magnetic quick release

Black Silver USB Rechargeable Door Smart Lock Fingerprint Padlock Quick Unlock Zinc Alloy Metal High Identify Security Lock Color:Black Ab Crunch: yesBlack silver USB Rechargeable Door Smart Lock Fingerprint Padlock Quick Unlock Zinc alloy Metal High identify Security lock Frequently Asked Question 1. How to do if the fingerprint can't be identified? Usually due to fingerprint wear, peeling, scratches, dirty, wet fingers, or fingerprint collection window with smudginess and water droplets, fingerprint identification is not successful. It is necessary to ensure that the fingers and fingerprint