12v, 3/8",star lock lithium-ion drill/driver kit, lightweight powerhouse, 1.80 lb for all day comfort, best performance to size ratio in class, useful for hard to maneuver tasks with 7" head length, powerful with 265 in/lb of max torque, 2 settings 0-350 rpm & 0-1,300 rpm to match speed to task, 20 plus 1 clutch settings for more precise torque adjustment, single sleeve 3/8", three jaw chuck securely holds bits, integrated led light allows user to see in dark workspaces, includes: (2) 12v max lithium ion 2.0 ah batteries, 12v max charger, 2 screwdriver bits & carrying bag.