German battery maker Solarwatt expects 40 percent sales growth in 2017

German battery maker Solarwatt expects 40 percent sales growth in 2017 German battery maker Solarwatt expects 40 percent sales growth in 2017:- Solarwatt, a German manufacturer of batteries that store power generated by domestic solar panels, expects revenue to grow 40 percent this year as sales more than double, Chief […]