DEWALT DCB200 3.0 Ah 20V Li-Ion Premium Battery
This DEWALT DCB200 20-Volt MAX Li-Ion battery pack has a 3.0 Ah extended run-time battery that provides long run time and battery life.  The battery pack has no memory and virtually no self-discharge for maximum productivity and less downtime.  These battery packs are light weight, weighing only 1.6  pounds, which allows the user the maximum run time and less fatigue.