Details: Lithium-ion Powered Battery for robust and long-lasting power. Features up to 2 hours of run time and charges in 90 minutes or less. Weighs less than 10 oz., perfect for all day, ergonomic use that won't weigh you down. Cord/cordless operation for reliable power to last you all day long. High-speed 5-position adjustable blade (0000 to 1).