Door Lock, Smart Biometric Door Knob Support 15M App Control & Auto Lock, 4-in-1 Upgraded Door Lock with 2Keys for Home Office Apartment, Black (Diameter 2.28")

- : This smart lock can be opened using four different unlocking methods: 1. Fingerprint unlock (supports up to 100 fingerprints); 2. Keyboard password unlock (4-8 digit numeric password, freely combinable, keyboard supports 8 numeric characters: 0, 1, 2, 3, 3, 5, 6, ); 3. APP remote control (Bluetooth within 15M range); 4. Physical key unlocking (comes with 2 keys).
- :This fingerprint door lock can support up to 6-8 months of battery life (based on 10 unlocks per day on a full charge; however, actual battery life depends on environmental conditions, APP connectivity, etc., and should be calculated based on individual needs). Supports emergency power supply and Type-C (5V/2A) interface power supply (when charging the battery, try to charge it completely in one go to ensure better battery life).
& :This touchpad door lock is equipped with a 3.7V, 700mAh rechargeable battery. When charging is needed, the battery can be removed for convenient charging without needing to run a power cord to the door. After a full charge, reinstalling the battery allows for continued use of remote control, fingerprint, password unlocking functions. If you require a spare battery, same size 3V battery can be used (currently not included).

4 Unlocking Methods:Fingerprint, Password, APP Control, Mechanical Key

Detailed Information About Locks

Unlock Method	App, Mechanical Key, Fingerprint, Permanent Passcode, Temporary Passcode
Max Fingerprints	100PCS
Max Passcode	100PCS
Rechargeable Battery	Rechargeable battery 700mAh,3.7V
Backup Power Supply	USB Type-C (5V,2A)
Working Temperature	-4°F~122°F(-20°C ~ 50°C)
Bluetooth	BLE 5.0
Waterproof (Exterior Assembly)	IP54

Door Panel Thickness	Applicable Door Panel Thickness Between 1.1-1.18 "(28-30MM)
Door Handle Diameter	2.28 "(58MM)
Door Handle Length	1.73 "(44MM)
Door Lock Total Length	3.15 "(80MM)
Door Hole Diameter	2.09 "(53MM) (needed)
3 Modes	Normal Mode, Privacy Mode, Passage Mode
Scope of Application	Home, bedroom, study, courtyard, etc.; compatible with door panel thicknesses common in most parts of the US
Weight	1.85 pounds (0.84KG)

Frequently Asked Questions

Faster & More Private & More Comfortable

Wide Range of Applications

4 Unlocking Methods:Fingerprint, Password, APP Control, Mechanical Key

Detailed Information About Locks

Unlock Method	App, Mechanical Key, Fingerprint, Permanent Passcode, Temporary Passcode
Max Fingerprints	100PCS
Max Passcode	100PCS
Rechargeable Battery	Rechargeable battery 700mAh,3.7V
Backup Power Supply	USB Type-C (5V,2A)
Working Temperature	-4°F~122°F(-20°C ~ 50°C)
Bluetooth	BLE 5.0
Waterproof (Exterior Assembly)	IP54
Door Panel Thickness	Applicable Door Panel Thickness Between 1.1-1.18 "(28-30MM)
Door Handle Diameter	2.28 "(58MM)
Door Handle Length	1.73 "(44MM)
Door Lock Total Length	3.15 "(80MM)
Door Hole Diameter	2.09 "(53MM) (needed)
3 Modes	Normal Mode, Privacy Mode, Passage Mode
Scope of Application	Home, bedroom, study, courtyard, etc.; compatible with door panel thicknesses common in most parts of the US
Weight	1.85 pounds (0.84KG)