The VGR V-680 Hair Clipper is completely handy to carry and can be charged anywhere with the USB cable. Comes with a built-in rechargeable battery, and a full charging time of 3 hours to offer around 200 minutes of running time. By use of the 4 cutting guides provided, you can adjust the length of the trim up to a maximum of 13mm (with the guide comb inserted). By moving the lever up and down you can adjust the depth of trim from 0.8mm to 2.0mm.