Insten&reg; 2 PACK BP-808 Battery + Replacement Battery Charger Compatible with Canon Digital Camera FS10 / FS100 / FS11 / FS20 / FS200 / FS21 / FS22 / FS30 / FS300 / FS31 NOTE: For a success and safe charge to your battery, please make sure to line up the correct polarity Complete charging solution for digital video batteries.High quality battery charger is a handy companion for digital shooting Quick charge with automatic constant current control prevents battery from overcharging, short circuit, and electronic shock This Battery Charger kit includes:Battery charger with foldable AC plug,DC Cigarette lighter adapter (car charger) NOTE: For a success and safe charge to your battery, please make sure to line up the correct polarity (positive / negative)