12.0AH For Milwaukee For M18 M18B6 18v XC 6.0 Li-ion Battery 48-11-1860 Charger
For M18B6 Cordless LITHIUM-ION System Tools. Battery Type: Lithium lon. Battery Capacity: 6000mAh/5000mAh. Charging the battery, the green light flashes. The battery full of charging, it will bright green light.