IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...

Passive InfraRed sensors (PIRs) are electronic devices which are used in some security alarm systems to detect motion of an infrared emitting source, usually a human body. All objects, living or not, ...

Here is another important real life beneficial project named “reverse car parking sensor security system” which helps to park the vehicles safely without any damage. If you are a new driver then it is ...

The Wyze Sense starter kit includes one motion sensor and a pair of contact sensors. Keeping with the company’s small-and-discreet design edict, each sensor measures just one square inch. Small ...

This infrared alarm barrier can be used to detect persons passing through doorways, corridors and small gates. The transmitter emits a beam of infrared light which is invisible to the human eye. The ...

[Sylvio] decided to buy one of the cheap alarm systems you can find on the internet to have a look at its insides. The kit he bought was composed of one main motion sensor and two remote controls to ...

The BBA-4000 is a solar powered wireless infrared break beam system that is simple to install and requires no wiring. The break beam sensors are powered by lithium ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Arlo is mostly known for its popular security cameras, but ...

The Israel Ministry of Defense (IMOD) Director General, Maj. Gen. (Res.) Amir Baram, signed a strategic multi-year contract with SCD (Semiconductor Devices) valued at approximately $115 million ...