Nitecore i4Nitecore Intellicharger i4 Battery Charger 2nd Generation Product description: The i4 is able to automatically identify Li ion, Ni MH and Ni Cd rechargeable batteries and apply an appropriate charging mode (Constant Charge Current (CC), Constant Charge Voltage (CV) and Trickle Charge). Each of the i4 four microcomputer controlled charging slots is capable of monitoring and charging batteries independently. Additionally, yellow and blue power charging