Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

Surveillance system is one from dozen features offered in smart home technology. In case to fulfil the term of smart inside surveillance system, the automation should be well implemented. In this ...

Pyroelectric infrared sensors (PIR) are excellent devices to detect human/animal presence with a small form factor and rugged design, for cost-effective surveillance. They are widely used to trigger ...