Milwaukee M18FB12 M18 Forge 12.0Ah Battery 

• Delivers up to 50% more power than the M18™ HIGH OUTPUT™ 12.0 Ah battery
• 35 minutes super charge to 80% with M?18™? dual bay super charger, 45 minutes for full charge
• COOL-CYCLE™: Active cooling system is capable of providing high speed cooling for less downtime
• REDLITHIUM™ FORGE™ provides the most power, fastest charging, and longest life batteries within REDLITHIUM™
• Longest life for the most recharges and best performance over the life of the pack, with the best protection from jobsite, weather, and environmental conditions
• Increased run time in high demand applications
• Resistant housing designed to provide increased protection against oils, solvents, and greases
• Enhanced onboard fuel gauge with readability in direct sunlight
• REDLINK™ intelligence: Our battery circuitry provides optimised performance and overload protection using total system communication between tool, battery and charger
• Compatible with all M18™ tools in the range