The M12 FUEL⢠2 pc. Auto kit optimizes torque in tight spaces. The lightweight yet powerful design offers up to 3X longer motor life, up to 2X more runtime, and proprietary Milwaukee 2-mode drive control for better control over the power and speed required for specific applications. The POWERSTATE brushless motor outperforms all leading competitors with constant power output, yet runs cooler with no wearable components. The REDLITHIUM 2.0 compact battery pack delivers up to 20 percent more power and 2X more recharges than standard lithium-ion batteries, as well as best-in-class performance in extreme job site conditions. The on-board fuel gauge helps you monitor the charge more accurately, so thereâ™s less downtime on the job. REDLINK PLUS intelligence ensures optimized performance and protection from overload, overheating and over-discharge. Features POWERSTATE Brushless Motor Delivers maximum sustained torque to complete a variety of applications. REDLITHIUM 2.0 battery Technology Superior pack construction, electronics, and performance deliver more work per charge and more work over pack life than any battery on the market. Drive control two fastening modes provide variable power and speed for precision work and heavy duty applications. Includes the M12 FUEL⢠1/4 in. hex impact driver (2453-20), the M12 FUEL⢠3/8 in. impact wrench (2454-20), (2) M12⢠REDLITHIUM⢠2.0 compact battery packs, M12 charger, bag 78781