The light’s motion sensor is a bit limited, which is typical of battery-powered motion sensor lights, offering only 120 degrees. The range is surprisingly strong, besting our best value model by ...

An outdoor motion sensor light offers security and illumination. Our home security expert recommends six models, including battery- and solar-powered lights.

This sensor works in much the same way as the Philips Hue Motion Sensor, activating lights and/or sending an alert to your phone, but instead of movement it's triggered when a door or window is ...

Historically, leaving a light on (or candle or gas lamp burning) is a sign that someone is home and awaiting your arrival. It ...

Amazon's No. 1 Bestselling Motion Sensor Lights Are on Sale for $20 Right Now "No wires, no electricity added to the bill, no problems. Worth every penny." Cameron LeBlanc Jul 31, 2025 5:30 PM EDT ...

You can buy IR sources at your local Radio Shack and create your own makeshift sensor bar. Or, you can alternatively set two candles on your mantle, light them, and have fun. No, really.

SEE: Executive's guide to the business value of VR and AR (free ebook) As the light from the laser bounces off 3D objects like walls and people, it reflects back at the sensor. The distance isn't ...