The best finishing tool is the Wahl Finale 5-Star Cordless. The Finale is powered by a lithium-ion battery that can operate both corded and cordless and maintain the rotary motor running at maximum speed for more than ninety-minutes per charge. It's made to smooth and blend bald fades, tidy necklines and hair, get rid of stray hairs, and shave without getting any bumps! Further Details: Accessories: Pre-shave brush, cleaning brush, automatic recharge stand, foil guard, wall plug charger, and operating instructions. Lithium-Ion battery with a 90+ minute runtime. 7043 is the foil/cutter bar (available only in the Finale). Rotary is the motor. length in units: 4.6"""" Weight of Unit: 5.8 oz. Hertz and voltage: 220 v to 60 Hz