... and easy storageFeatures: 1. Up to 5200mAh enough capacity battery cells to extend your battery run extra over 4 times. 2 ... . Apply high quality EP Liion battery cells, safe and reliable, stable function, longer standby time, then 500 ... -in flow limited protective chip: over-charge, over-discharge, over-load and short-circuit protection; it does not contain Hg, Pb ...