Introducing the TECKNET Ergonomic Optical Mouse was used but still in a very good condition. Please see all pictures!

Wireless Vertical Mouse, a high-performance gadget designed to enhance your computing experience. With a smooth, silent 6-button operation, you can easily navigate through your work without any distracting clicks. The battery status indicator ensures that you are always aware of the remaining power, while the on/off switch helps to save power when not in use.

This unit boasts an adjustable DPI with a maximum of 4800, allowing you to customize the sensitivity to your preference. The ergonomic design and scroll wheel ensure comfort and ease of use, while the optical tracking method ensures accurate and precise movement. Made in China, this black vertical mouse is perfect for those looking for a reliable and efficient gadget for their computing needs.