DEWALT DCB606-2 20V MAX 6.0Ah Lithium Ion Premium Battery, 2 Pack The Power of Corded with the Flexibility of cordless 3X The Power of DC9096 18V Battery Durable construction with single piece cell holder 4X The Runtime of DCB201 1.5Ah Battery Tri-Platform compatibility with 20V MAX, 60V MAX and 120V MAX LED State of Charge Display