2.40V,1700mAh,Ni-Cd,Replacement Power Tools Battery for MILWAUKEE 6538-1, 6539-1, 6539-6, 6545-6, 6546-1, 6546-6, 6550-20, Compatible Part Numbers: 48-11-0100 Voltage: 2.40V ///Capacity: 1700mAh Battery Type: Ni-Cd/// Colour: Black Dimension: 97.00 x 28.30 mm///Weight: 411.85 g Product Type: Replacement Battery (Brand New) Condition: New, 1 year warranty!