Geemy professional rechargeable hair clipper 1. high performance stainless steel blade 2. adjustable taper control cutting length. 3. lcd display for battery indicator. 4. built in lithium battery 2000mah charging period : 3 hours working period : 4 hours 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. designed for smooth,quick,and precise performance on all types of hair. it contains: 3,6,10,13 mm spacing comb oil bottle cleaning brush charging adaptor