14.4 volt heavy-duty XR Pack.
Extended run time battery pack. High capacity battery (2.0amp hours). 40% more run time than standard batteries. Long Life - 3,000 + rechargeable cycles. Designed for repetitive charging.
Uses the following Dewalt chargers: DE9115 15 Minute quick charger, DE9109 1 Hour vehicle charger, DE9108 1 Hour battery charger.
Fits all existing Dewalt 14.4 Volt tools, except Li-Ion machines with slide-on style batteries.
Manufacturer code: DE9091