DeWalt 20V MAX Compact Li-Ion Battery - 2.0Ah 8100SWSZLRRRJFF The active cooling feature works

The active cooling feature works with MX FUEL™ batteries that have COOL-CYCLE™ capability

Ergonomic Grip – More Comfort During Use

they offer excellent strength for a variety of construction and repair tasks

The in-line design offers greater reach and reduced wrist strain in confined spaces

including the new lumber scale

DeWalt 20V MAX Compact Li-Ion Battery - 2.0Ah 8100SWSZLRRRJFF The active cooling feature worksPower your 20V MAX tools with a compact battery featuring runtime for long days and a 3 LED Fuel Gauge System for immediate feedback on your state of charge. Compact Li ion pack provides up to 33% more capacity than standard 20V MAX battery packs 3 LED fuel gauge system allows immediate feedback on state of charge No memory and virtually no self discharge for maximum productivity and less downtime Lightweight design and quick 35 minute charge time