Aqara's mini security system offers excellent value and surprising advantages for the right spot, plus a host of smart ...

The X-Sense Smart Smoke Alarm Kit FS31 comes with one base station that needs to be plugged in and three battery-powered alarms that can be placed anywhere in the house. All are then connected via ...

Since the Ultrahuman Home device features a smoke sensor and monitors carbon monoxide levels, it can also replace these two safety tools in your home. It’s important to note that the Ultrahuman ...

This LPG gas leak detector uses an Arduino Uno and MQ-5 gas sensor to detect gas levels in the air and activates a buzzer and LED to alert users when a leak is present. This is a beginner-friendly ...

It would be hard to find any electronics still in production which use CRT displays, but for some inscrutable reason it’s easy to find cheap 4-inch CRTs on AliExpress. Not that we’re ...

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