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 ...

When it comes to home security, an electronic door lock system offers convenience and peace of mind. With the advancement in technology, there are various options available in the market to suit ...

Forget keys! The best smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when. I'm PCMag's managing editor for ...

Security and Durability: BHMA Certified after being locked and unlocked more than 100,000 times. Send an alarm triggered by a usual attempt to open your door lock.