Geek Smart Fingerprint Indoor Lock

Lock and unlock your door in a single motion - by scanning your fingerprints as you grip the door handle. A lightning speed 0.1 seconds is all that is required to open. Much faster than any key.
No wires required. Fits standard-sized doors of 1-3/8'' to 2-1/8'' (35 to 55mm) door thickness, adjustable latch 2-3/8''(60mm) or 2-3/4''(70mm). Suitable for both left and right-handed doors.
Voice prompts guide you to set up to 20 fingerprints, including 2 admin-user fingerprints. Note: When 2 admin-user fingerprints have been collected, adding new one will prompt normal-user fingerprint collection.
Built-in rechargeable batteries provide the uninterrupted power for the fingerprint door lock. There is a Micro USB emergency power interface to charge the batteries.
Worry-Free 30 hassle-free return policy and 24-hour technical support by email or by phone. Before installing, please scan the QR codes in the user manual to watch the installation video.

Delivery Time

Estimated deliverv time is 3-5 business,Once an item has been shipped, you will receive a shipment notification email.

Shipping method

Amazon functions as our logistics partner to ship out Gosund products. They will choose the carrier that they think works best for our customers.
If your ordered more than one item. We try to make sure all your items reach you at the same time. Sometimes our products are not always sent together since different shipping options can be used, depending on the product.

Return and Exchange Policy

If your order has been processed,we provide return and refund service under the following conditions
1. Please contact our customer service within 14 davs upon receivina the packaae if you wish to return items (date of arrival accordina to trackina information)
2. Returned items must be unopened and in good condition.
3. We do not accept items that are damaged, opened, used, or expired. It is the customers' responsibility to cover the return shipping cost.