Fingerprint Door Lock Smart Keyless Entry Biometric Door Knob for 30‑65mm Door Thickness Home

Feature: 1. 2 in 1 Unlocking: The smart door lock supports fingerprint recognition unlocking and mechanical key unlocking, biometric fingerprint unlocking, and 2 mechanical keys for emergency unlocking. 2. Quick Identification: Built in fingerprint identification module, this door lock can identify living fingerprints within 2S, and can store up to 30 fingerprints. The error recognition rate is low, and it has self learning function. 3. Low Battery Alarm: With low power consumption, you can use at least 4PCS AAA batteries (not included). When the voltage is lower than 4.8V, the low voltage prompt will remind you to replace the battery. 4. Emergency Power: Smart door lock will sound an alarm if the battery is low. You can temporarily charge your security lock with a power bank, phone charger, any power source with a USB port. 5. Easy to Use: It is safer and more convenient to use through advanced fingerprint technology, which can identify dry and wet fingerprints, suitable for children and the elderly. Applicable door thickness is 30‑65mm. Specification: Item Type: Fingerprint Door Lock Material: Zinc Alloy Colour: Black Battery Type: 4 x AAA Batteries Required (Not Included) Unlocking Method: Fingerprint, Mechanical Key Number of Fingerprints: 30 Scope of Application: Ideal for home, office, hotel, apartment door lockApplicable Door Thickness: Approx. 30-65mm 1.18-2.56in . Package List: 1 x Front Fingerprint Door Knob1 x Back Fingerprint Door Knob1 x Lock Tongue1 x Buckle Plate1 x Buckle Box2 x Key1 x Square Bar2 x Headless Screw2 x Connecting Pipe2 x Front and Rear Panel Locking Screws4 x Self Tapping Screws1 x Battery Cover Replacement Screw1 x Screwdriver1 x Manual