BLACK+DECKER GCO18SFB 18-Volt Ni-Cad 3/8-Inch Cordless Drill/Driver with Variable speed/reverse design Ideal for a variety of materials Includes an 18V battery, charger, stud finder and storage bag. Lightweight, compact tool powered by an 18-volt battery Lightweight, compact tool powered by an 18-volt battery Keyless chuck for effortless bit changes; 24-position clutch provides optimum control without stripping screws Includes stud finder that locates studs through walls measuring up to 3/4-inch thick Weighs 4.7 pounds (shipped); 2-year warranty Includes one HPB18 18-volt battery pack, DC plug charger, storage bag, and stud finder