The Milwaukee M18 REDLITHIUM HIGH OUTPUT CP3.0 Battery Pack provides 50% more power and runs 50% cooler than most other batteries. The result is the same power and runtime of a M18 REDLITHIUM XC battery with a lighter, more compact package. It delivers fade-free power and runs cooler through even heavy applications, allowing you to push your cordless tools through a wide range of jobs. This battery is fully compatible with all 200 plus Milwaukee M18 solutions. The Ax with Carbide Teeth, engineered to deliver long life in the toughest applications while being the fastest carbide-tipped reciprocating saw blades on the market. These new blades will deliver 30X longer life over standard bi-metal blades and 2X faster cutting than other carbide blades.