Koswork Lipo Charging Case Storage Case Small 210x150xH125mm KOS32310S LiPo C Rating Explained: What 30C, 100C, and 130C Really Mean ChinaHobbyLine Lipo c Bulk Supply buy from factory 99% Purity powder Most Lipo battery chargers have a Storage mode. If you dont plan on using them in the next few days it is always best to bring your batteries down or up to storage voltage (approx 3.8v per cell). This lipo bag fits perfectly in my ammo can. I think this makes for a pretty solid budget lipo storage solution. : r rccars