VicTsing Wireless Mouse for Laptop, Portable Ergonomic Mouse- Match Your Hand Better, 3 Adjustable DPI Levels, Power On-Off Switch, Up to 18 Months Battery Life, USB Computer Mouse for both Hand-Black

VicTsing ergonomic designed wireless mouse frees Tangle from cord and hand fatigue from annoying mice.

compact designed
its compact design makes it easy to bring the mouse with you wherever you need it. A Nano transceiver plugs into your computer's USB port for a reliable wireless connection, No worrying about signal interference.

high movement resolution
high movement resolution Allows the mouse to track on nearly any surface, including tabletop, paper or even cloth.

3 power-saving modes
effectively extend battery life to 12 months, no need to frequently replace batteries.
stage 1: Auto into power saving mode when the mouse is of inactivity. Press any button to wake it up.
stage 2: Auto into sleep mode when the mouse is of inactivity for 10 minutes. Press any button to wake it up.
stage 3: completely shut off the mouse via the switch button on the back of the mouse.

note:
1. The USB Nano receiver is stored in the battery compartment of the mouse, under the battery cover.
2.Please use 1*AA alkaline battery. To avoid corrosiveness, please take out the battery if the mouse doesn't work for a long time.
3. To ensure the transmission quality, Please avoid big obstructions between the mouse and the receiver when using.