President Donald Trump says Russia has made a "pretty big concession" to end the war in Ukraine by stopping short of taking ...

Opening the 30-year-old unit, he probed a row of screw terminals and identified a 13V supply, ground, and the connection to the buildings’ door lock. He connected the lock terminals to a relay ...

But it’s also not the first smart lock with a camera built into it. Lockly makes a range of them, and Eufy itself also offers ...

This was mounted to the door in a way that the door could lock, with a minimal amount of damage from some skillful hacksaw work. The only thing left to do after this was add some electronics and ...