Exotronic Foldable 200W Portable Solar Solution When camping, parking under shade, or need access to free power to charge your battery, Exotronic has you covered with a strong but small form-factor foldable glass solar panel solution.  The 200W briefcase is made up from two 100W solar modules using Trina half-cut 23% PERC monocrystalline solar cells with 9-wire busbars to maximise...