PORTSMOUTH. NH — Just a couple of weeks away from Halloween and the owners of a restaurant in Portsmouth, New Hampshire, are wondering if their establishment is haunted. Library Restaurant claimed on ...

Presence sensors can be used with smart homes, not just to trigger when a light turns on. They can still do that, but you can ...

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Your garden variety motion detector uses IR, but these days, there are fancier technologies for achieving similar goals. If so desired, you can source yourself a microwave-based presence sensor ...

At a glance Expert's Rating Pros ・Very quick to alert on smoke ・Easy to set up (assuming you have the infrastructure) ・Some users might find the additional features of value Cons ・Motion sensor isn’t ...

Spooky season is well underway as Halloween fast approaches, and suddenly the owners of a restaurant in New Hampshire are wondering if their eatery is haunted. The Library Restaurant inside the ...