Sharp blade, high endurance. Adjustable cutting length. Used wirelessly, convenient to operate. High-efficient charging battery inside. Can be used for 40 minutes continuously after charging. Put it on the charging socket after using, the indicator light will show. Charging time: 8 Hour. Streamlined modelling/ best ergonomic design. Removable blade for easy cleaning dirt. Stainless steel blade for long life use. Wired/ wireless operation, the memory function can be used when there are no Ni-Cd batteries. Charging for 8-hour, the clipper is allowed for about 45-minute wireless use. When the battery is low energy, the clipper can be plugged in for use.