As a business owner, you probably spend too much time at the office or shop, and not enough at home. Even when you do leave the office during the day, it may be only to run errands, pick up supplies ...
Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.
XDA Developers on MSN
Your smart home presence detection is wrong if it only uses motion sensors
Make it smarter.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results