CHYI Wireless Ergonomic Vertical Mouse for Right and Left Hand Computer, 2.4G Ergonomic Office | Four Ergonomic Principles Ergonomic Design: Ideally suited for office and gaming, ergonomic design minimizes strain during prolonged use. DPI that can be adjusted: With its 800-1200-1600 DPI settings, it provides accurate control for a range of games and tasks. Wireless Convenience: A clutter-free workspace made possible by 2.4GHz wireless connectivity boosts productivity. Optical Tracking: This technology allows the cursor to move smoothly across a variety of surfaces, including mouse pads. Battery-Powered: This mouse provides an extended gaming or office session thanks to its two AAA batteries. CHYI Wireless Ergonomic Vertical Mouse for Right and Left Hand Computers in Amman, Amman, 2.4G Display More