This is a Kemei KM-1949 professional cordless hair clipper.
Battery: Features a high-quality 1400 mAh lithium-ion battery.
Run Time: Offers a full 90-120 minutes of non-stop use on a single charge.
Charging: Can be charged via a USB cable.
Design: Made with an all-metal casing for durability and an ergonomic design for comfortable use.
Accessories: Includes a set of guide combs, a cleaning brush, and lubricating oil.