The M12™ charger accepts all M12™ batteries, so you will always be prepared and productive. Power up your compact batteries in 30 min and extended capacity batteries in 60 min, without the need for extra charges on the jobsite. The Milwaukee® 48-11-2420 M12™ REDLITHIUM™ 2.0 provides upto 2X more runtime, 20 Percentage more power and 2X more recharges than a standard Lithium-Ion battery. REDLITHIUM™ 2.0 also delivers best-in-class performance in extreme job-site conditions. With Milwaukee® durability built into each pack, the REDLITHIUM™ 2 Battery operates cooler and performs in climates below -18 °C/0 °F with fade free power. Milwaukee® M12™ 2.0 Starter Kit, Lithium-Ion Battery, 60 min Charging, 12 VDC Input, Red