CRAFTSMAN V20 20-V 4-Pack Lithium-ion Battery Kit (2 Ah) CMCB202-4

EXTENDED RUNTIME: For heavy duty jobsite applicationsIMPROVED POWER: Premium grade high energy cellsLONGER LIFE: Resulting in an extended battery lifeBATTERY CHARGE FEEDBACK: 3 LED State of charge indicatorMAXIMUM PRODUCTIVITY: No memory and virtually no self-discharge