Milwaukee M18 18V Lithium-Ion HIGH OUTPUT CP 3.0Ah Battery Pack (2-Pack)Milwaukee M18 HIGH OUTPUT CP 3. 0Ah Battery Pack (2 Pack) Experience enhanced power with the Milwaukee M18 HIGH OUTPUT CP 3. 0Ah Battery Pack. Delivering 50% more power and running 50% cooler than other packs, this reliable battery is ideal for extended use on the toughest job sites. Exclusive Redlink Intelligence ensures peak performance and full compatibility across the entire M18 system. Key Features: 50% More Power: Delivers superior power output