A portablewind turbine that fits in your backpack ... This ingenious wall could harness enough windpower to cover your electric bill This ingenious wall could harness enough windpower ...
The hustle and bustle of city life swept away by the sounds of birds chirping, wind through the trees ... Enter the Powkey 200W PortablePower Station, the perfect camping companion for those ...
“This can come from a number of sources,” says Williams, “including the power grid, renewables such as portable solar or wind, as well as a combustion generator using diesel or natural gas.