HART 40V 2.5Ah Battery Accessory, Lithium-Ion, On-Board Fuel Gauge

Fits All HART 40V Tools On-board fuel Gauge for quick and convenient updates on remaining runtime Fade Free Lithium-Ion Technology to ensure maximum power throughout your entire project Slim design for increased user comfort and convenience during operation Includes: 40V 2.5Ah Battery and Operator's Manual Specs: Works with all 40V Tools