Milwaukee M18 18-Volt Lithium-Ion High Output 12.0Ah Battery Pack (4-Pack)

The M18 REDLITHIUM HIGH OUTPUT HD12.0 Battery Pack provides 50% more power and runs 50% cooler vs M18 REDLITHIUM HD 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 15 Amp corded product. 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. It provides the most work per charge of any professional power tool battery in the industry, driving full corded replacement on the jobsite.