Motion-sensing light switches have been around for a few years, ... all motion sensors work the same way. An infrared sensor cell detects the presence of any moving heat source in an invisible field.

Please note that, here T1 is wired as a mini electronic timer. Even after the PIR relay switched off, output relay (RLY1) remains in on state for a short duration decided by the value of timing ...

GlacialLight has added the GL-PIR10C, a versatile infrared motion sensing switch, to its popular range of lighting products.

Are your electric bills climbing out of sight? If too many lights burning day and night have your electric meter spinning like a top, some motion-sensor wall switches may start bills heading in ...

Belkin is showing if its recently announced Wemo home automation system here at CES 2012. As we mentioned earlier today, the company has simplified home automation with its Home Control Switch ...

The new Eve Motion costs $39.95, which is $10 less than the previous version and its closest competitor, the Philips Hue Motion Sensor (which uses Zigbee and also monitors temperature).

Circuit diagram of the PIR Motion Sensor Light and Switch based on SB0061 shown here can be used for security or corridor lighting in power saving mode. The 12V DC supply required for the whole ...

They may not work in heavy-traffic rooms, but motion-activated light switches can save homeowners money in medium-to-low traffic rooms or ones in which lights are accidentally left on.

Orro is a nice switch that works well, and though its integration system (for now) doesn’t add much to the product, its other features are thoughtful, useful, and well-designed. $199 isn’t ...

And Philips' new motion sensor can help you achieve that. The $40 device will be available in October, and after my brief preview of the Philips Hue motion sensor, I can't wait till I can get one.

Philips Hue is extending its Apple HomeKit compatibility for Hue accessories: Hue tap, Hue dimmer switch and Hue motion sensor. Meaning with a press of a button, or movement of your body, you can ...