SunZi PT12102-11 Cordless 12V 12-Volt Lithium-Ion Impact Driver with LED Work Light & 1/4-Inch Hex Chuck Lithium-Ion enables long runtimes and fade-free power Quick release 1/4-Inch hex chuck 710 Inch-lbs of torque RPM 0-2,000 rpm; Impact Rate 0-3,000 IPM LED Light; Light Weight 2.3 lbs