Milwaukee 48-11-2420 M12 Redlithium 2.0 Compact Battery Packs (2-Pack).

The Milwaukee 48-11-2420 is a M12 REDLITHIUM 2.0 Compact Battery Pack. This newest Milwaukee 12V Lithium-Ion Battery works on the M12 Cordless Tool System, and has 2.0 AMP hours of run-time. Milwaukee?s M12 REDLITHIUM 2.0 provides up to 2X more run-time,