The FXONE GOLDFX Clipper has a new N1 brushless motor which uses dual ball bearings for more efficiencyIt features an interchangeable litium battery with a quick release buttone and up to 2.5 hours of runtimeThe clipper comes standard with the black graphite ultra-thin metal injection molding (MIM) blade - FX8022BThe blade features an oil reservoir for constant lubrication, keeping it cooler with less friction