SwitchBot Door Lock Ultra - Unopened Facial recognition unit opened, unused. Condition: Unopened on the left side in the photo. Opened and unused on the right side. (Please only consider purchasing if you are not concerned about the condition, as it has been handled.) Price is not negotiable. Not eligible for sales. Convenient with the addition of facial recognition to the Door Lock Ultra. No need for house keys; unlock by approaching and using facial recognition. Other registration methods are available besides facial recognition, such as fingerprint authentication and PIN codes. Ultra Unlock Methods - Your face is the key to the door Ultra Design - Integrated design that blends into the door Ultra Power - Can be used for approximately one year on a single charge Ultra Experience - Faster and quieter unlocking Ultra Security - Absolute peace of mind Ultra Compatibility - Industry-leading performance, compatible with 99.9% of locks Ultra Ecosystem - SwitchBot Ecosystem