HART 20V Lithium-Ion 4.0Ah Battery (Charger Not Included)

The 20V one battery system allows you to interchange the battery on all 20V HART products. It powers all HART 20V tools, outdoor, automotive and lifestyle items 4X Longer Runtime On-Board Fuel Gauge Battery chart that is on the back of the packaging Works with All HART 20V Tools Fade free Lithium-Ion power Includes: 4.0Ah 20V Lithium-Ion Battery Compared to a 1.5Ah HART Lithium-Ion Battery tested on a HART Hammer Drill Battery: 20V Lithium-Ion