DeWalt 20 Volt MAX XR Lithium-Ion 5.0 Ah Premium Tool Battery (2-Pack) - Farm & Home Hardware
DeWalt 20v 5ah battery vs 4ah battery ( Lithium Ion ) - YouTube
DEWALT XR 2-Pack 5 Amp-Hour; 5 Amp-Hour Lithium Power Tool Battery Kit (Charger Included) in the Power Tool Batteries & Chargers department at Lowes.com