Features and Benefits: 25% MORE POWER. Our most powerful CP (compact) battery provides M12 users with the power to take on high demand applications; RUNS 25% COOLERRuns substantially cooler through heavy applications, allowing trade professionals to push their cordless tools harder throughout a wider application range; XC POWER, COMPACT SIZEIncreased performance results in the same power as an M12 REDLITHIUM XC3.0 battery in a 50% lighter package, perfect for tight spots and overhead work; REDLINK intelligence: our battery circuitry provides optimized performance and overload protection using total system communication between tool, battery and charger; 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; Versatility: powers more than 125 plus Milwaukee cordless power tools; 2-year warranty; Includes: two 48-11-2425 M12 REDLITHIUM HIGH OUTPUT CP2.5 battery pack;