The Milwaukee MX FUEL REDLITHIUM CP203 battery pack (MXFCP203) provides you with all the power and runtime you need for jobs where weight and mobility are critical. MX FUEL REDLITHIUM is the hardest working, most reliable power for equipment. This battery pack delivers fade-free power, running cool, even through heavy applications. REDLINK Intelligence allows the battery to communicate with MX FUEL equipment in application to optimize performance. This lithium-ion battery is capable of fully charging in as few as 45 minutes. An onboard fuel gauge displays remaining charge with the push of a button. Thick rubber overmold provides protection for the battery if dropped. An integrated carry handle makes transport easy. This battery fits all MX FUEL Equipment.