Unlock the Future of Home Security

Step into a world where security and convenience go hand in hand. Our Smart 4-in-1 Fingerprint Door Lock offers the perfect blend of cutting-edge technology and practical design. Say goodbye to the days of fumbling for keys and welcome a new era of seamless entry into your home.

Exceptional Features:

4 Versatile Unlocking Methods: Choose from fingerprint, password, app, or the traditional key method. Never be locked out again!
Quick & Efficient: With a 99.8% fingerprint recognition rate, gain access in just a mere second.
Generous Storage: Register up to 150 fingerprints. Ideal for family members and trusted visitors.
Universal Fit: Specially designed to suit both left and right-handed doors. No wiring or drilling required.
Mobile Control: Use the TUYA or Smart Life APP to unlock remotely, share temporary passwords, and more. Compatible with both iOS and Android devices.
Emergency Preparedness: Powered by 4 AAA batteries (not included) with a low battery alert. Plus, an emergency USB charging option ensures you’re never left out in the cold.
Clear Voice Guidance: Features an English voice to assist in easy setup and operations.

Benefits Galore:

Your home’s security should never be a compromise. Here’s why this lock is a game-changer:

Convenience: Forget the hassle of physical keys. With four unlocking methods, choose the one that best fits your lifestyle.
Safety First: The high recognition rate ensures that only registered users gain access, keeping intruders at bay.
Share Access: Grant temporary access to friends or housekeepers with ease. Perfect for family gatherings, Airbnb hosts, or when you’re expecting a service provider.
Stay Informed: With the mobile app, receive real-time updates and manage access from anywhere in the world.
Easy Installation: Clear English/Portuguese instructions make installation a breeze on steel or wooden doors.
Emergency Ready: Low battery? No problem. The emergency charging feature has you covered.

Where it Shines:

Perfect for homes, hotels, schools, and even garages. Whether you’re enhancing your family’s security or seeking a reliable solution for your rental properties, our Smart 4-in-1 Fingerprint Door Lock is up to the task.

Special Note:

While this advanced lock offers numerous smart features, please note that it does not currently support Google Home or Amazon Alexa.

Secure Your Peace of Mind Today!

Embrace the next level of security and convenience. Order your Smart 4-in-1 Fingerprint Door Lock and make every entry an effortless experience.

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by destination and warehouse location. These are our estimates:

Location	Estimated Shipping Time
United States	5-20 Business days
Canada, Europe	5-20 Business days
Australia, New Zealand	5-25 Business days
Central & South America	5-25 Business days
Asia	5-20 Business days
Africa	5-25 Business days

Please note that during high demand season the estimated delivery time may increase. These are our estimates:

Location	Estimated Shipping Time
United States	10-30 Business days
Canada, Europe	10-30 Business days
Australia, New Zealand	10-30 Business days
Central & South America	15-30 Business days
Asia	10-20 Business days
Africa	15-45 Business days

*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will assist you further.

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
Your order did not arrive due to exceptional circumstances outside the control of Auto Maxify (i.e. not cleared by customs, delayed by a natural disaster).
Other exceptional circumstances outside our control.

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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Smart 4-in-1 Fingerprint Door Lock with App Control & Key Access