The Nitecore Intellicharger i8 battery charger is for the power user that needs their batteries charged at all times. The Intellicharger i8 is capable of charging eight batteries simultaneously. The Intellicharge i8 is a charger featuring state of the art design and functionalities. This charger monitors and charges each of the eight slots independently and features three different charging modes. The Intellicharger i8 automatically detects the power level of your batteries and selects the appropriate voltage and charging mode.