Smart Lock C220 Black

8 Months Battery Life: With 8 AA batteries, Smart Lock C220 runs around 8 months. Experience ultimate convenience and peace of mind with our long-lasting power solution. *May vary depending on the frequency of the lock being used. Self-learning AI: Fingerprint door lock recognition gets more precise with every touch, so you don't have to try agian and again to get in. Never be awkward or upset at unlocking the door. 5 Ways to Unlock: Unlock with a touch for less than 1s with fingerprint lock. You can also open your front door lock via the eufy Security app, using t