The Milwaukee M18 REDLITHIUM HIGH OUTPUT XC8.0 and CP3.0 batteries provide 50% more power and run 50% cooler versus M18 REDLITHIUM XC and CP battery packs. The optimized combination of size and increased power offers a great solution for the entire range of M18 solutions. MilwaukeeM18 REDLITHIUM batteries deliver fade-free power and run substantially cooler through heavy applications, allowing tradesmen to push their cordless tools harder and longer than ever before. These M18 REDLITHIUM batteries provide increased power in extreme cold weather conditions (below 0 deg F/-18 deg C) and deliver more work per charge, driving corded replacement on the jobsite. The M18 HIGH OUTPUT REDLITHIUM XC8.0 and CP3.0 batteries are fully compatible with the M18 System.