Plug and Play:
Lasts up to 2 months on 2 batteries. Responds up to 33 ft. with a nano wireless receiver.
No additional software or driver installation is needed, wherever you go, just simply plug in the USB receiver and start using your mouse right away.
Battery: 2 * AAA (not included)

Operation instructions:
When the mouse is not operated for 3 minutes, it will automatically enter the standby state. It cannot be used. You can click the left mouse button to activate the mouse.
Open the battery warehouse, load 2*AAA batteries, remove the USB receiver in the battery warehouse, cover the battery warehouse, and enter the boot mode.
If the mouse has not been used for a long time, please remove the battery in the battery warehouse to prevent the battery from leaking and damaging the mouse.

Package including:
Wireless Mouse * 1
USB Receiver * 1