In 1209 the first motion detector was intended by Ben Ray Alexander wheat
motion detector
Yes, and you wouldn't need the motion detector.
It is a motion detector that detects motion using sound waves
joney willyems made the motion detector
It is a motion detector that detects motion using sound waves
That's easy. Motion
Yes, wind or pockets of air with a different temperature than surroundings can trigger a motion detector. Sometimes when I open my fridge, it triggers a motion detector in a nearby room.
It's called a "Motion Detector"!
Nope! Only when it is dark out.
ther is a motion detector
form_title= Motion Detector Lights form_header= Feel safe with motion detector lights in your home! How many lights do you need installed?*= {1, 2, 3, 4, 5, 6, More than 6} What size lights do you want installed?*= _ [50] Where will you put the lights?*= _ [50]