81F Smart Fingerprint Door Lock – Keyless Entry with Keypad Knob

81F Smart Keypad Door Lock with Fingerprint – Keyless Entry Knob Multiple Ways to Share Access Store up to 50 fingerprints and 20 user codes for convenient keyless entry. Give family members or tenants their own access, and use temporary codes for guests, cleaners, or deliveries—no physical keys needed. Auto-Lock for Peace of Mind Set the auto-lock timer from 2 to 99 seconds and let the lock secure the door automatically. A convenient choice for busy families, renters, front doors, and garages—so you don’t have to worry about forgetting to lock up. Protect Your Entry Code Enter extra random digits before or after your 4-digit code to help prevent others from identifying your code by watching you enter it. Ideal for busy homes, offices, and other high-traffic areas. Easy Access When You Need It Keep the door unlocked for convenient, hassle-free entry without changing your settings. Perfect for deliveries, kids coming and going, moving day, or other busy moments. Great for front doors and garage doors. Easy Entry, Day or Night The backlit keypad makes it easy to enter your code in low-light conditions. Switch to Silent Mode for quiet, discreet access—ideal for late-night arrivals and shared homes. Fits Standard U.S. Doors Designed to fit most standard doors with a 2-1/8" bore hole, 2-3/8" or 2-7/8" backset, and 1-3/8"–2" door thickness. Easy to install with the included hardware. Not compatible with 1-1/2" bore holes. Product specifications Brand Name HIDALIFE Item Dimensions 2 x 2 x 2 inches Color Black Recommended Uses For Product Fits standard doors (2-1/8" hole, 2-3/8"/2-7/8" backset, 1-3/8"-2" door thickness). Note: not compatible with 1-1/2" door holes. Item Highlight Manage access with 50 fingerprints or 20 usercodes - perfect for homeowners & Airbnb hosts. Assign permanent codes to family/tenants and generate temporary codes for deliveries/cleaners. Included Components Exterior Assembly with keypad *1、Interior Assembly with knob*1、Latch (adjustable for 2-3/8"" or 2-3/4"" backset) *1、Strike plate *1、Strike box *1、Physical backup keys*2、Interior assembly mounting screws M4.0*45 3PCS、Latch/strike screws M4.0*20 4PCS、Knob screws M3.0*10 3PCS、Spare screw set (1 knob screw + 1 interior assembly screw) *1、Drilling template paper *1、User manual *1 Additional Features Keypad Lock & Fingerprint Key Lock & Smart Intruder Defense & User-Friendly Keypad @Advanced Durability Batteries Included? No Indoor Outdoor Usage Indoor, Outdoor Shape Rectangular Metal Type Zinc Alloy Finish Types Polished Lock Type Fingerprint Keypad