Storage is the Achilles' heel for the ultimate energy market and if you can buffer wind/solar energy and store it, this could be greater than 20%. Zinc bromide is there magic formula. Have been management changes and there could be small company risks.
Energy storage solutions. Wind generated power can only do about 20% without significant waste. Utility grade, large box, energy storage. High risk. Currently bleeding cash but can get to positive free cash flow off their current revenue. If they can win some of their projects they can do extremely well.