Geek Smart Biometric Fingerprint Door Lock for Homes, Apartments, Offices, and Hotels

About this item

• No cords needed. Compatible with doors measuring 1-3/8'' to 2-1/8'' (35 to 55mm) in thickness, with adjustable latch options of 2-3/8''(60mm) or 2-3/4''(70mm). Can be used on doors that swing to the left or right.
• Customer Service: Geek Smart Team provides customer service for our smart door lock. Any problems with install or technical when using, please feel free to contact us
• Fingerprint door knob requires 4 AAA batteries , according to our test, the batteries can last for 12 months. There is a Micro USB emergency charge port for emergency unlock when the lock is out of battery. No worry about be locked outside
• Voice prompts guide you to set up to 20 fingerprints, including 2 admin-user fingerprints. Note: When 2 admin-user fingerprints have been collected, adding new one will prompt normal-user fingerprint collection
• Lock and unlock your door in a single motion - by scanning your fingerprints as you grip the door handle. A lightning speed 0.1 seconds is all that is required to open. Much faster than any key