... and Airsoft battery packs 6v,7.2v,8.4v,9.6v,10.8v,12vUniversal for for any NiMH /NiCd ... charging, optimized for battery pack's cycle life.Red LED will be on during charging.Automatically charging ending with ... Protection,Over-current protection,Over-voltage protection,Reversal ProtectionApplication: LED Torch Flashlight,LED lamps,Electric Bicycle, Mechanical equipment, Portable Electric Device, Phone ...