Tesla Powerwall2 Tesla Powerwall2 battery with Backup Gateway2 Latest news Bright Future: Solar Panels and Battery Storage Power Up 169th Bristol Scout Hut Ecocetera- Installing Solar Panels for 15 Years! Flat Roof Solar Panel Installations Random Fact The Severn Tidal Lagoon could comfortably meet the annual electricity demand for every single home in Wales – 5.5TWh a year (Source – Tidal Lagoon plc)