... Adjustable lever, Professional Rechargeable Hair Clipper , Voltage :110V 60Hz /AC220V 50Hz 31W 1.Advanced ... plated bottome blade +ceramic moving up blade;2.High capacity rechargeable batteries , can ran 90 minutes.3.Super -mute Design,4 ... cutting length from 0.8mm--2.0mm.6.Powerful motor7.Cord/cordless operating