The YL-333 Magnetic Antitheft Alarm is an easy to install security alarm system for doors and windows. This battery-operated device works on the principle of magnetic proximity detection. It can ...

Q: I wanted to add window sensors to my home for extra peace of mind, and I thought it would be a simple task of searching for “window sensors for security” or “alarms for windows in house.” But it ...

There’s a huge market for 433 MHz alarm system hardware out there, from PIR motion detectors to door and window sensors. If you want to put them to work, all you need is a receiver, a network-enabled ...

Simplisafe produces a wide range of home security products that work together to form one of the best home security systems we have tested. Controlled by a central base station and a wireless keypad, ...

Ring Alarm is a spectacular DIY home security system with the potential to be much more, but don’t buy one if what you’re really looking for is a smart home solution. Ring builds some of our favorite ...

A complete home security system protects your entry points (doors and windows), detects motion inside your home while you’re away, and includes a keypad for arming and disarming the system. Ring makes ...