The lowbattery_110809_1824.zip file you have requested: Maps Levels Missions / Campaign Maps / Left 4 Dead Campaign Map Low Battery - 11.94mb is not available. Perhaps try browsing all files for the game Left 4 Dead and upload any files you want to share or are missing. This is the only information we could locate:
Simple objective stay alive.The textures are not finished and i decided a generic brick would give me more accurate lighting then orange. A Versus Map weighted against the survivors for a more challenging fight, still in BETA.