Milwaukee 48-11-1850R M18 18V 5Ah XC Extended Capacity Resistant Battery 2 Pack, (48-11-1850Rx2)

Best-in-class construction: Resistant housing designed to provide increased protection against exposure to common oils, greases, and solvents | All-weather performance: delivers fade free power in extreme jobsite conditions | Fuel gauge onboard: Displays remaining runtime | REDLINK Intelligence: Our battery circuitry provides optimized performance and overload protection using total system communication between tool, battery, and charger | Versatility: Powers more than 200+ Milwaukee M18 cordless power tools