Kemei PG809A professional hair clipper rechargeable electric hair clipper cordless hair clipper men 4 Adjustment, Fast Charging, Lithium Battery, Speed Motor, Plug and play, USB Charge LCD Display: Percentage display remaining electricity, Oil drip reminder (yellow light), Charging reminder (red light) R-shaped rounded corners (no harm) Low noise design, and high strength carbon steel cutter head 4 speed adjustable moving knife