"Intelligent positioning combs: with 4 adjustable guide combs (3mm, 6mm, 10mm & 13mm) trim length Thum-adjustable taper lever: easily adjustable for cutting from 1-3mm, you can easiry adjust with your thumb Flexible charging: You can plug to external power adapter for recharge while in use, or you can use cordless Package list: 1*Machine, 1*Adapter, 4*Auxiliary comb, 1*Oil bottle, 1*Hair brush, 1*comb, 1*Manual Technical Specs:  - Cable length: 1.5m - Power: 1000mAh Li-ion battery - Power: 5W - Input Voltage (V): 110 - 240V, 50/60Hz - Charging time: 3 hours - Working time: 120 Minute