FLOUREON High Power AA Rechargeable Ni-Mh Batteries for RC Cars, Boats RC Gadgets and other RC units Type: AA Ni-Mh with Tamiya Connector - 2 Columns of 4 AA Cells Battery Size: 55.00*28.00*50.00mm - 2.16* 1.10*1.96inch Chemistry: Ni-MH Replacement Battery Color: Fruit Green Capacity: 1800mAh