WELOCK smart lock uses state-of-the-art banking-grade encryption technology. Every communication with our smart lock is encrypted and protected. The encryption of each lock and each communication is different. We also have our Smart Lock period inspected and certified by an independent security agency each year.

Yes, WELOCK smart locks are very easy to install and most people can install them in less than 10 minutes by themselves.We also include a screwdriver for you.We have detailed instructions and installation videos to help you install it step by step.

WELOCK smart locks fit most European doors. Our lock cylinders are adjustable to fit various door thicknesses. We also have American smart locks that are compatible with American doors. For specific parameters, please refer to the product page data.

WELOCK fingerprint lock supports adding 3 administrator Only administrators can set up operations.

- When the screen is off Press the Set button for 5 seconds, add an admin fingerprint. There is no need to verify the admin fingerprint when registering the firstadministrator. When registering the follow-up administrator fingerprint andperforming other setting operations, you must verify the registered adminfingerprint first. When the screen displays Add admin FP, hold for 2s and enter the admin's fingerprint.

Please press any button to wake up the lock, click "lock button icon"  

- Enter admin password to enter the menu click "lock icon button" to confirm

- Press "1" to choose Password option then Click "lock icon button" to confirm

- Press "1" to modify - Click" lock button" to confirm

- Enter the new admin password -Click "lock button" to confirm

- Enter admin password again - Click "lock button" to confirm

If the Welock smart lock is out of power, it cannot be unlocked. You can change the battery to make the smart lock work again. In an emergency, you can also use the power bank to power the smart lock to unlock it