LNDU Keyless Fingerprint Door Knob Lock Smart App Control Bluetooth Auto Lock

$39.99

Product DescriptionLNDU Keyless Smart Fingerprint Door Knob Lock, Fingerprint Unlock Silent Mode Bluetooth App Control with Key, Auto-Lock Low Battery Alert, Easy to Install（D500）About this item
【Multiple Methods Unlock】 LNDUfingerprint door knob supports unlock functions of fingerprint + Bluetooth Smart Life App control + backup key.【APP Control】Our door locks with combination can be connected to the Smart Life APP mobile app via Bluetooth to view access logs. Using the app, you can enjoy adding fingerprints, deleting fingerprints, one-touch unlocking, auto-locking, low battery alerts and more.【Smart Auto Locking】The Auto Lock function allows the door to be locked automatically within 10-30 seconds without manual operation by the user. This ensures that the door is automatically locked after leaving, avoiding the situation where you forget to lock the door due to negligence.【Low Battery Alarm & Long Battery Life】A low battery indicator reminds you to change the batteries. The keyless door lock will last approximately 180 days without frequent battery changes (*Opening the door about 10 times a day).【Biometric Fingerprint Unlock】This smart knob door lock with advanced fingerprint technology allows for 50 sets of codes, which is great for large families. And with a 99.99% recognition rate, this fingerprint door lock can recognise your fingerprint in just 0.3 seconds, allowing you to get in quickly.【Easy to Install】Fingerprint deadbolt can easily be installed in a few minutes with a screwdriver. The fingerprint door lock is suitable for a backset scale range of 2-3/8 inches (60mm) and 2-3/4 inches (70mm), with door thickness ranging from 1-3/8 inches to 2 inches (35 mm-50 mm). The door knob fingerprint is suitable for bedrooms, houses, apartments, offices, and hotels.【Exceptional Serve & Warranty】Our dedicated support team is available 24/7 after-sales email service to assist you.LNDU offers 12 month warranty and lifetime technical support.Please do not hesitate to contact us if you need our help.【Other User-friendly Features】①Mechanical Key Unlocking；②Silent Mode；③Auto Identify Left and Right；④Easy to style=\"margin-top: 15px;\">Product Description

Brand‎LNDUSpecial Feature

50 User Codes

Fingerprint Unlock

Auto-Lock

App Control

Low Battery Alert

Mechanical Key Unlocking

Silent Mode

Auto Identify Left and Right

Easy to Install

Lock Type‎Biometric,Mechanical KeyMaterial‎ZincColor‎BlackIncluded Components‎Lock And KeyControl Method‎Fingerprint, Bluetooth App Unlock and Mechanical KeyPart Number‎D500Item Weight‎1.85 poundsProduct Dimensions‎3.1 x 2.5 x 3.1 inches
D258 Standard Packaging List:

Warm Tips

✨ Please do not scrape the surface with corrosive objects or sharp objects to avoid damage to the lock surface.

✨This smart fingerprint door knob takes just 10 minutes to install quickly and fits all American standard left and right doors. Feel free to contact us with any installation questions.

✨ LNDUhas a professional customer service team available 24 hours a day, 7 days a week. Our products come with an 12 month warranty and users can always contact our customer service team via email or live chat if they have any questions.

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1. We will leave POSITIVE response after receiving the payment. Please contact us if you are not satisfied with the item after receive it.

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1. Items will be shipped within 1 business day on payment received.

2. Item are shipped from Warehouse of US, Estimated Delivery Time: About 1-5 working days.

1. 1 year Free Repair Warranty.

2. Within 1 year of the purchase date, buyers can return items for repairs. Buyers pay the shipping fees for sending the item back, while we pay for the shipping fees for sending the repaired item back to the buyer.

3. If you are not satisfied when you receive your item, please return it within 30 days for a replacement or money back. Please contact me before you return it.

4. If item is defective in 3 months, We will send you a replacement without extra charger, or offer refund after we receive the defective item.

5. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. But you have to pay the extra shipping fee.

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