General description 4X 5.0 Ah battery compatible with Milwaukee Battery models including M18 18V 48-11-1840, 48-11-1850, 48-11-1815, and more. This lithium battery offers reliable power for your Milwaukee tools, ensuring optimal performance and longevity. Technical specifications Battery Model: M18B5 M1850 Battery Type: Lithium battery Battery Voltage: 18V Battery Capacity: 5000mAh Charger Model: M12-18C Charger Voltage: 12V-18V Charger Current: 3A Compatibility and accessories Compatible Part Numbers: 48-11-1811, 48-11-1815, 48-11-1820 48-11-1822, 48-11-1828, 48-11-1840 48-11-1841, 48-11-1850, 48-11-1852 48-59-181, 48-59-1850, 982-2 4932352071, 4932430063, C18B, Li18 M18B, M18B2, M18B4, M18BX, XC Cordless Tool Compatible Models: 2646-22CT, 2643-21CT, 2641-21CT, 2646-21CT 2646-20, 2642-21CT, 2641-20, 2729-22 2629-22, 2729-20, 2729-21, 2629-20 2706-22, 2705-20, 2705-22, 2704-20 2787-22, 2702-20, 2701-20, 2656-22CT 2707-22, 2708-22, 2607-22, 2603-22CT 2601-21, 2615-20, 2602-22DC,