The classic performance you expect from the T-Outliner, now with cordless freedom and convenience Lithium-ion battery delivers over 100 minutes of nonstop run time; Charges in just 1 hour extremely powerful, the high-speed rotary motor with blade speeds over 7, 200 SPM, featuring constant speed technology; won't drag or stall Close-cutting, carbon steel T-blade for lining, designing and dry shaving can be zero gapped Cord / Cordless operation features an LED light to indicate battery power levels.