Last year, I took a look at some mostly low-cost passive infrared (PIR) motion sensor modules. Then recently, I became more aware of cheap microwave radar motion sensor modules. The popular version of ...

Security is worth every penny you pay for it. So is convenience. By Nicholas Ware Updated Feb 12, 2024 3:20 PM EST We may earn revenue from the products available on this page and participate in ...

Need a cheap and easy way to deter intruders? For homeowners, outdoor lighting is a game changer for providing a line of sight on potential trepassers without running up costly energy bills. If you're ...

We may earn a commission from links on this page. According to the release, the P2 uses an ultra-wide passive infrared sensor and illumination sensor and claims to provide light detection up to 23 ...