I'm sure that you're probably familiar with Master Lock, because they make great...locks. Sure it just makes sense to put a padlock with Bluetooth, and it might not be the first to do so. I don't really know who put Bluetooth on a padlock, but it uses a smartphone to open a lock with a free Master Lock vault eLocks application. So, if you forget your smartphone, it is … [Read more...] about Master Lock Bluetooth Smart Padlock