The M18™ REDLITHIUM™ HIGH OUTPUT™ 12.0Ah Battery provides 50% more power and runs 50% cooler than M18™ REDLITHIUM™ battery packs. The massive increase in power elevates the performance of the entire M18™ system and drives the next breakthrough in M18 FUEL™, delivering the power of corded product. It runs substantially cooler through heavy applications, allowing tradesmen to push their cordless tools harder and longer than ever before.