Questions and Answers for eufy Security Smart Lock Touch and WiFi Deadbolt Replacement Door Lock with Fingerprint Scanner - Black

A:  Normally, it requires a lever-handle door. Please refer to the link below for more information about the compatibility and requirements for eufy Smart Locks, https://support.eufylife.com/s/article/Compatibility-and-Requirements-for-eufy-Smart-Locks

A:  No, you don't have to have the Wifi bridge.

A:  Sorry that it is not recommended.

A:  1. Set Access Code After the lock is calibrated, the eufy Security app will prompt you toname your Smart Lock Touch & Wi-Fi and set an access code. Follow theon-screen instructions to complete the process. The access code should be 4 to 8 characters. Note: If you do not set the passcode and click "Return", a message "initialization unsuccessful" will appear. Click the card to enter the Smart Lock Touich &Wi-Fi page. The message "Continue or remove the device" will appear. 2. Set Scramble Passcode A scramble passcode is a series of random numbers that you can input to prever others from spying on your actual access code. It is ideal for those livincondo with neighbors passing by all the time. To set a scramble passcode, go to Settings on the eufy Securitty app. The scramble passcode should be no more than 12 digits in total. There is a manual for you to reference:https://ankertechnologycompanyltd.my.salesforce.com/sfc/p/#5g000004DkWQ/a/5g000000fyWx/sJg8d0lLncmlIbvvh5oSf9RnPSL8ULwCjN1f9XATVhE

A:  It?s in another answer: you can have 100 codes & up to 50 fingerprints!

A:  Yes, it can work with Alexa.

A:  At least 100 codes & 50 fingerprints!

A:  1. Set Access Code After the lock is calibrated, the eufy Security app will prompt you toname your Smart Lock Touch & Wi-Fi and set an access code. Follow theon-screen instructions to complete the process. The access code should be 4 to 8 characters. Note: If you do not set the passcode and click "Return", a message "initialization unsuccessful" will appear. Click the card to enter the Smart Lock Touich &Wi-Fi page. The message "Continue or remove the device" will appear. 2. Set Scramble Passcode A scramble passcode is a series of random numbers that you can input to prever others from spying on your actual access code. It is ideal for those livincondo with neighbors passing by all the time. To set a scramble passcode, go to Settings on the eufy Securitty app. The scramble passcode should be no more than 12 digits in total. There is a manual for you to reference:https://ankertechnologycompanyltd.my.salesforce.com/sfc/p/#5g000004DkWQ/a/5g000000fyWx/sJg8d0lLncmlIbvvh5oSf9RnPSL8ULwCjN1f9XATVhE

A:  The battery should last for a time period of up to 12-month, depending on the frequency of usage. For the T8520 smart lock model, please remove the rechargeable battery from the smart lock before charging. It is also recommended to use a 5V/2A charger in order to fully recharge the battery. For the T8520 rechargeable battery, it takes 6-7 hours to recharge the 10,000mAh battery using a micro USB cable and a 5V/2A charger.