M12 FUEL 1/4" Quick Change Hex 2-Speed Screwdriver delivers longer productivity in a compact size, provides up to 10 times longer motor life, 2 times more power, and 2 times more run time. POWERSTATE brushless motor outperforms all leading competitors with constant power output, yet runs cooler with no wearable components. REDLITHIUM 2.0 compact battery pack delivers up to 20% more power and 2 times more recharges than standard lithium-ion batteries. Onboard fuel gauge helps monitor the charge more accurately, resulting in less down time. REDLINK PLUS intelligence ensures maximum performance and protection from overload, overheating and over-discharge. Built-in LED (light emitting diode) worklight illuminates work surfaces in dark work spots. Weight: 2.0 lb (pound). Capacity in Steel: 1/2". Includes (1) M12 Cordless Lithium-Ion Screwdriver (2401-20), (2) M12 REDLITHIUM 2.0 Compact Battery Pack (48-11-2420), (1) M12 Lithium-Ion Battery Charger (48-59-2401), belt clip, plastic carrying case.