The Aqara FP300 is a battery-powered presence sensor with Thread and mmWave radar, giving HomeKit precise motion and ...

Bermuda enables device proximity in a room without using any trackers or apps. Using an ESP32, it works as a Bluetooth proxy, ...

We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...

While most of our picks for the best alarm clock use beeps or music to wake you up, many people may opt for an alarm that doesn't rely on sound, including those who are deaf or hard of hearing, ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Annie Chou Annie Chou is a ...

Bay Alarm Medical is a company that specializes in providing medical alert systems and services. It offers home-based and mobile systems with 24/7 professional monitoring services. In-home systems are ...

We put smoke alarms and heat alarms through rigorous tests in accordance with the British Standard to find the best and safest for your home. Smoke alarms need to sound quickly when they detect smoke ...

Home security and alarm systems have become smarter, more affordable and far easier to install in recent years, with most offering app control and integration with other smart home devices, and some ...

Looking for an alarm system to make you feel more secure? We've tested all the top professional and DIY home security systems to help you decide which is right to protect your family and property.

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...