The MILWAUKEE® The MX FUEL™ REDLITHIUM™ CP203 battery pack 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.