This new ceiling lamp from Stack Lighting is on a growing list of household products that are "smart," but also green. It uses sensors to adjust itself based on ambient lighting in a room, and switch itself off if there's no one there. The company says th

This new ceiling lamp from Stack Lighting is on a growing list of household products that are "smart," but also green. It uses sensors to adjust itself based on ambient lighting in a room, and switch itself off if there's no one there. The company says their lights have roughly 10 percent of the carbon footprint of ordinary lights.

Credit:

Ari Daniel

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