Andis master cordless lithium-Ion clipper - The classic performance you expect from the Master, now with cordless freedom and convenience. Lithium-ion battery delivers over 90 minutes of nonstop run time; charges in just 1 hour. Extremely powerful, high-speed rotary motor with blade speeds over 7,200 SPM, featuring constant speed technology; won't drag or stall. Unbreakable, lightweight aluminum housing for years of dependable use. Carbon-steel blade is adjustable from fine to coarse (000 to 1). Cord/cordless operation features an LED light to indicate battery power levels. Features: 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 adjustable blade (000 to 1) Can be zero-gapped Features up to 2 hours of run time and charges in 90 minutes or less Lithium-Ion powered battery for robust and long-lasting power.