Why break the bank? The Craftsman C3 19.2-Volt Lithium-Ion 3/8-in. Drill/Driver Kit has all the bells and whistles at a great low price. With the power and technology of the included lithium-ion battery, experience fade-free tool performance throughout the charge of the battery. Save that arm strength, lithium-ion batteries also weigh less than ni-cd batteries, which means less fatigue and quicker job completion time.