High Performence Stainless Steel Blade Adjustable Taper Control Cutting Lenghts Lcd Display Show Battery Capacity Persent Battery Built In 2000mah Lithium Can be used cordless (Rechargeable battery inluded) or using chord. Charge Time – 3-4 Hours Working Time – 4-5 Hours The Gemei/Geemy hair clipper is intended for professional use. It features high precision zero-overlap blades for superior speed and a convenient variable thumb lever for adjusting the taper and texture without changing blade. D