DEWALT XR POWERSTACK 20 -V 1 -Pack Lithium-ion ( 5 Ah Battery and Charger ) Model #DCBP520C The 20V MAX* XR POWERSTACK? 5Ah battery delivers 50% more power** and a longer lifespan**. Engineered with pouch cell technology, our best performing 20V MAX* 5Ah battery? powers through tough jobs, day in and day out. XR POWERSTACK? batteries are a part of our best performing line of 20V MAX* batteries?? and are compatible with 20V MAX* tools. 50% more power** - Tackle tough jobs with 50% more power Longer lifespan** - Help maximize longevity day in and day out with this battery that delivers an increase of charge cycles over the lifetime of the battery Compact size? - Work in tight spaces with an ergonomic design that enhances maneuverability without sacrificing power Resists wear-and-tear - Take on the elements with a durable, overmolded base designed to provide a high level of impact resistance State-of-charge - Get quick visibility to your battery's state-of-charge with the LED indicator to help avoid interruptions Part of our best performing line of 20V MAX* batteries?? - Innovative battery technologies designed to deliver certainty for the world?s toughest pros Includes: (1) DCBP520 20V MAX* XR POWERSTACK? 5Ah Battery, (1) DCB1104 Charger **Regarding 50% more power: versus DEWALT DCB205 battery, not in application; Regarding longer lifespan: Based on charge cycles versus DEWALT DCB205 battery ?Total volume vs DCB2108 battery