A gangly-looking motion detector floodlight is fine for scaring off a backyard intruder, but it doesn't look good on your house. A remote-style motion detector is a better choice. You can connect it ...

If you can install a conventional outdoor light fixture, you can install a motion sensor light, although aiming and adjusting it takes extra effort.

An outdoor motion sensor light offers security and illumination. Our home security expert recommends six models, including battery- and solar-powered lights.

The motion sensor switch circuit can automatically turn on a water sprinkler but you can easily use it as a motion sensor light switch or motion activated alarm too.