The Wahl Super Taper Cordless Clipper features a mains/rechargeable function means that you can clip without the restriction of a cord & can be used on the cord if the charge is running low. The convenient thumb lever adjusts the taper & texture without changing the blades. The Lithium Ion battery technology boasts an outstanding 90 minute run time from a 120 minute charge time. Also features an LED light display for when the clipper is charging. With an RPM of 5, 500 this clipper delivers a solid cutting performance. For added convenience, existing Super Taper combs are compatible. The Wahl Super Taper Cordless Clipper comes with a two year manufacturer warranty as standard.