Milwaukee 48-11-1840 Rechargeable Battery Pack, 18 V, 4 Ah

XC 4.0 extended capacity battery pack features superior pack construction, electronics and performance to deliver more work per charge and more work over pack life. 4.0 amp-hours of runtime. Runs cooler and performs in climates below 0 degrees F/-18 degrees C. All weather performance delivers fade-free power in extreme jobsite conditions. Features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. The temperature management system and individual cell monitoring help maximize battery life. Fuel gauge onboard displays remaining runtime for less downtime on the job.REDLINKG intelligence provides optimized performance and overload protection using total system communication between tool, battery and charger

REDLINKG intelligence provides optimized performance and overload protection using total system communication between tool, battery and charger

Top in class construction offers long-lasting performance and durability

Fuel gauge onboard displays remaining runtime for less downtime on the job

All-weather performance delivers fade-free power in extreme jobsite conditions

Versatility powers more than 40 Milwaukee M18G cordless power tools