EWE plans battery that could 'supply Berlin for an hour'

EWE said its battery could supply Berlin for an hour. Pic: Sascha Kohlmann/Flickr
EWE said its battery could supply Berlin for an hour. Pic: Sascha Kohlmann/Flickr
Published 23 June 2017, 08:38Updated 23 June 2017, 08:38
Storage