Loud alarms are good because they act as an audible deterrent, but they rely on you or your neighbours being nearby. Smart ...

The best undercounter refrigerators are perfect for small spaces and are convenient for home bars and game rooms. See which ...

We’ve said before that creating layers of security around your bike is key to helping prevent it from being stolen – and a motorbike alarm can be a great additional layer of motorbike security.

140db Safe Sound Personal Alarm: The emergency alarm can make a loud sound to draw attention to protect you from having an emergency even at distances as far as 606.9 ft. In addition, the sounds ...

The findings shed light not only on performance but also on what truly separates quantum sensors from their classical counterparts. Quantum magnetometers can detect magnetic fields with extremely high ...

These 2-piece sensors mount to your windows (and doors, if you don’t elect for recessed models). When the window is opened, it breaks a magnetic ... alarm system, smart locks and smart garage ...

Abstract: We have proposed and experimentally demonstrated a vector magnetic field sensor based on a magneto-sensitive functionalized three-core fiber(TCF) structure. The fibre-optic magnetic field ...

Safe and Secure – Ward off would-be intruders with a 120-decibel alarm triggered by a high-quality magnetic sensor, or choose for a chime to sound when windows or doors are opened and closed ...

In this situation, door sensors could be used to track the comings and goings of employees. Indoor cameras could be used to prevent or address anything from petty theft to physical confrontations.

While DIY installations can be just as effective without the cost, there’s a greater chance of having blind spots in your camera coverage or sensors that malfunction and give false alarms. We ...

The ESP32 checks the switch status every few minutes, and if the door remains open for two consecutive checks, it raises the alarm. A notification is sent to [Guy] via WiFi so that he can rectify ...