20V Max XR5 Lithium-Ion Premium Battery Pack 

Premium XR Lithium Ion pack provides up to 60% more capacity than standard 20V MAX* battery pack (DCB200). 3-LED Fuel Gauge allows immediate feedback on state of charge. No Memory and virtually no self-discharge for maximum productivity and less downtime. Lightweight at 1.4 lbs and compatible with entire line of 20V MAX tools.