LITHIUM ION BATTERY CELL BALANCING SYSTEM AND METHOD, AND A BATTERY CHARGING DEVICE WITH LITHIUM ION BATTERY CELL BALANCING

Provided is a lithium ion rechargeable battery charging system with lithium cell balancing, including a lithium ion rechargeable battery and a battery charging device configured for charging the lithium ion rechargeable battery and wherein cell balancing of the lithium ion rechargeable battery cells of the lithium ion rechargeable battery continues for a predetermine period of time once a cell balancing mode begins.