Smart Lock Compatible with Smartphone App

Hole-free smart lock that can be instantly unlocked with a smartphone app and seamless card.

- Feature: Unlock with smartphone app
- Feature: Unlock with seamless card
- Design: Hole-free smart lock
- Unlock time: 0.5 second unlock
- Installation: Hole-free design on the inside

I am selling this because the instruction manual was not included, and I had no knowledge of how to use it, so I couldn't figure it out at all. Therefore, please refrain from purchasing if you have concerns about installation.

Thank you for looking.