M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Battery Pack (2 Pk) The M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 battery pack provides 50% more power and runs 50% cooler vs M18™ REDLITHIUM™ XC battery packs. The optimized combination of size and increased power provides a great solution for the entire range of M18™ products. It delivers fade free power and runs substantially cooler through heavy applications, allowing tradesmen to push their cordless tools harder and longer than ever before. The M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 provides increased power in extreme cold weather conditions (below 0F / -18C) and delivers more work per charge, driving corded replacement on the jobsite. The REDLITHIUM™ HIGH OUTPUT™ XC6.0 battery is fully compatible with 150+ M18™ solutions. REDLINK™ Intelligence: provides optimized performance and overload protection using total system communication between tool, battery and charger Best-in-class construction: offers long-lasting performance and the best protection. Fuel gauge Onboard: displays remaining run-time Versatility: powers more than 150 M18™ cordless solutions LED on foot of tool for better lighting in dark spaces Milwaukee Tool is committed to protecting The users's investments by providing high performing, trade-focused solutions that are fully compatible with M18™ REDLITHIUM™ batteries. The M18™ system has over 200 performance-driven solutions, and growing!