/challenges-projects/project14/rfidnfc/b/blog/posts/relock-recycling-and-upcycling-old-2nd-hand-electronic-door-locks-or-strikes-to-work-with-smartphones-for-access-controlReLock: Recycling and Upcycling old 2nd hand electronic door locks A lot of old electronic locks are appearing on the 2nd hand market, many of which no longer work. I've just started trying to adapt some of these from their old pro...en-USTelligent Community 12