Our M18 REDLITHIUM HIGH OUTPUT XC8.0 Starter Kit provides you with 50 Percent more power and runs 50 Percent cooler vs our other M18 REDLITHIUM XC battery packs. The optimized combination of smaller size and increased power of the 18-volt battery provides you with a great solution for the entire range of M18 products. The lithium-ion battery delivers fade-free power and runs substantially cooler through heavy applications, allowing you to push your cordless power tools throughout a wide application range. The M18 XC8.0 battery provides you with increased power in extreme-cold weather conditions (below 0F / -18C) and delivers more work per charge, driving corded replacement. The REDLITHIUM HIGH OUTPUT XC8.0 extended capacity battery is fully compatible with all 175+ Milwaukee M18 solutions. Our M18 & M12 Multi-Voltage Charger accepts all of our M18 and M12 batteries, so youll always be prepared and productive, especially on jobs that require a mix of M12 and M18 Milwaukee cordless power tools. The battery charger communicates directly with your battery pack to monitor cell voltage, temperature and charge status to ensure a full charge. As an added level of communication, the charger indicates when the lithium-ion battery reaches an 80 Percent charge, providing you with confidence that your battery can complete a substantial amount of work without waiting for a full charge. INCLUDES: (1) M18 REDLITHIUM HIGH OUTPUT XC8.0 Battery (48-11-1880), (1) M18 & M12 Rapid Charger (48-59-1808)