For anyone using one of the Hitec X2-400 chargers, they issued an immediate recall on them last week. So be sure to check your firmware version to see if you are impacted as they note the following issue – “could result in damage to Lithium-chemistry battery packs”.
Details can be found here: http://hitecrcd.com/tectalk/september-8-2014-product-recall-notice-immediate-action-required/
in the flitelab 