Fingerprint Door Lock- Smart Door knob,biometric Door Lockwith passcode keypad keyless Entry Door Handlefor Bedroom Home Hotel Office Apartment (Black with APP)

Easy installationSuitable 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)falseAfter-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. false- 4-IN-1Fingerprint bedroom door lock: fingerprint + password + 2 mechanical keys + APP control, 0.3 s recognition, 1s to open the door100 fingerprints and 50 passwords can be added - Upgraded large fingerprint sensorThe 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 chargingFingerprint 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 installationSuitable 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 suppor