2.4GHz wireless, providing a powerful and reliable connection, realizing wireless free movement within 10 meters;$ Energy-saving, automatic sleep energy-saving function, intelligent sleep power-off, more durable;$ In terms of ergonomics, the sleek and full shape of the wireless notebook mouse is more ergonomic. Relieve wrist fatigue, while providing you with a comfortable grip. The perfect balance between your entertainment and work.$ Easy to use, plug and play. The receiver is located in the battery compartment of the mouse. Take it out and insert it separately into the device port. There is no need for additional drivers or software to improve work efficiency and meet office needs.$ The resolution frequency conversion button can realize the switching of resolution frequency (1000dpi-1200dpi-1600dpi) three speed adjustment.