A padlock you use with your phone
This is one of those inventions that makes you want to kick yourself for not thinking of it first.
It’s the future, rendering keys and combinations useless. You just need your smartphone, which you probably have on you anyway, and the ability to tolerate bad puns. The Noke works by Bluetooth, and lets you open it with the press of a button, but what makes it extra special is the ability to grant access to others, digitally. So when a pal needs to borrow something from your gym locker, you won’t have to make a separate trip down.
Learn more here.