Solar Sister gives startup funds–and a $500 “business-in-a-bag”–to door-to-door solar saleswomen, illuminating villages and offering exceptional economic benefits to communities. The ubiquitous Avon ...
A solar day lamp is a simple, inexpensive device for bringing “daylight” to dark interior spaces whenever the sun is shining. This article provides complete instructions for designing lamps using both ...
Solar day lamps (SDL) are simple and cost-effective. A few examples of SDLs have been described in [1], [2] and [3]. An SDL without any energy storage element suffers from frequent changes in the ...
The Lansing Board of Water and Light is warning residents of a scam involving door-to-door solar panel sales. The Lansing Board of Water and Light is warning mid-Michigan residents to beware of a scam ...
Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Solar-powered Christmas lights are a great option if you’d rather skip the hassle of ...