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. Milwaukee M18™ 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 0F/-18C) 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. Features: REDLINK intelligence: battery circuitry 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 against jobsite, weather and environmental conditions; Fuel gauge onboard: displays remaining run-time; Versatility: powers all 200 plus M18 cordless solutions; Compatible with all M18 tools; (48-11-1880) 3-year battery warranty; (48-11-1835) 2-year battery warranty; Includes: (1) M18 REDLITHIUM HIGH OUTPUT XC 8.0 battery pack, (1) M18 REDLITHIUM HIGH OUTPUT CP3.0 battery pack