Window alarm sensors are an essential part of home security systems, alerting you to unauthorized entries by monitoring window openings, glass breaks and motion. Each window alarm sensor type serves a ...

This simple automation and low-cost window sensor helped me fix a big air conditioning issue.

$199.99Base kit includes alarm base station, keypad, door/window contact sensor, motion detector and alarm range extender. Professional monitoring monthly cost $19.99Self monitoring with smart ...

The Ring Glass Break Sensor delivers an effective layer of protection that other types of sensors can’t, and it’s not easily fooled by other sounds. Ring Alarm and Ring Alarm Pro users now have a new ...

David Murphy was formerly the Senior Technology Editor at Lifehacker. Across his 15+ year career in technology journalism, his reviews and how-to guides have appeared in The New York Times, The Wall ...

Window sensors are a critical part of any home security system. When cameras fail, a window sensor becomes your last line of defense. Install them on all your windows, and you will know when an ...

Ring Alarm has always gone above and beyond to protect your home and give you peace of mind. And with Ring Alarm Pro, we’ve turned the alarm inside out, with connectivity and digital security built ...

The Ring Alarm has long been a reliable option for keeping your home safe — it’s currently our pick for the best security system you can buy — but now it also wants to help you stay online. Ring Alarm ...

Door sensors detect door position (i.e., open or closed) based on the precise gap between the magnet and the reed switch.