About This Item

• 【4-In-1】Fingerprint Bedroom Door Lock: Fingerprint + Password + 2 Mechanical Keys + App Control, 0.3S Recognition, 1S To Open The Door,100 Fingerprints And 50 Passwords Can Be Added
• 【Upgraded Large Fingerprint Sensor】The New 160*160Dip Sensor Has A 35% Larger Recognition Area Than The Old 120*120 Sensor, Making The Recognition More Accurate And Stable.
• 【Usb Emergency Charging】Fingerprint Door Knob It Has A Low Battery Alarm Function And Comes With A Usb Port For Emergency Charging.Requires 4 Aaa Batteries (Not Included)
• 【Easy Installation】Suitable For Left And Right Doors.The Bedroom Smart Door Lock Is Designed To Fit Us Standard Doors With Back Panel Sizes Of 2-3/8 Inches (60Mm) And 2-1/8 Inches (70Mm), And Door Thicknesses From 1-1/8 Inches To 2″-1/8″ (30Mm-55Mm)
• 【After-Sales Support】. Provide Responsive Customer Service Within 24 Hours, If You Have Any Questions About Our Door Locks, Please To Contact Us For 30-Day Money-Back Guarantee, 12-Month Warranty And Lifespan Technical Support.