Up to 250 unique codes can be made to let your friends, family...

https://litecomparison.com/kwikset-halo-vs-schlage-encode/

It doesn't need to be used with a specific hub. With Alexa, you can turn it into a skill. As a safety measure, you'll need to set up a passcode. Alexa, open the door! You must first ask Alexa to open the door, then type in the passcode to get in. When you get both yes and no answers, it's likely to be hard to figure out! I just put the lock in. It is controlled by two different apps at the same time. Schlange Home and Amazon Key are two places where you can get your keys. It's a little hard to understand, but you'll need both. Auto Lock is available in both apps. It's up to you whether you want to choose 15 seconds, 30 seconds, 1 minute, 2 minutes, or 4 minutes. Getting around the apps isn't easy. Choose "Settings" from the main menu. Choose the lock name (Encode if you didn't change it) and look for Auto Relock. It's at the bottom of this page in Schlange's app. You can choose "Auto Lock Delay" there (using iOS; not sure about Android). If this information is useful to you, please let me know. It's true. It runs on batteries. There's a good chance your WiFi will be down as well, so you won't be able to use the app to open the lock. A lack of power doesn't change how you can lock and unlock your device. You're right, but the touch screen is sold as more secure. So, I'm not sure if I agree. The argument is that the keys on the keypad get dusty, or the numbers fade away. The four keys in your code can be found out by this flaw. People say that burglars can try different combinations and break your code if they know which four keys have the most wear. When you touch the touchscreen, you can "hide" your finger prints, making your code more secure. People can decide if that's worth the extra money.
250 customer IDs: Up to 250 unique codes can be made to let your friends, family, or guests use the Kwikset App. You can then disable, or delete them from the Kwikset App. As well as using the Kwikset app, you can also set up schedules for custom user codes from your phone. In order to be alerted: To get alerts and see how your lock has worked, you can use the Kwikset app on your smartphone. SmartKey safety: Advanced break-in techniques can't get in, and you can rekey your own lock in just a few seconds.
ALEXA WORKS WELL: Keep an eye on the state of your lock. You can lock or unlock your door if you need to. When your battery is low, Alexa will let you know and set up Amazon Dash Replenishment so you always have new batteries when you need them. Fingerprint-proof, capacitive touchscreen with one-touch unlocking and easy one-touch unlocking. Optional voice control makes it easier to use voice-enabled products without having to use your hands. Security: ANSI Grade 1: ANSI Grade 1: Security (Best) Kwikset Halo vs Schlage Encode