TECKNET Wireless Mouse, 2.4G Ergonomic Optical Mouse, Computer Mouse for Laptop, PC, Computer, Chromebook, Notebook, 6 Buttons, 24 Months Battery Life, 2600 DPI, 5 Adjustment Levels - White

Ergonomic Design, Comfort Grip: The contoured shape of this mouse is ergonomically designed to fit the natural curve of your hand, ensuring lasting comfort and productivity. Featuring rubber side-grips, it offers added thumb support for a superior working experience. Advanced Optical Tracking - Featuring 5-level adjustable DPI (800/1200/1600/2000/2600), this mouse provides high-performance precision and smart cursor control on most surfaces. ( Glass surface is Not included ) 24 Months Battery Life - Combined with a power-saving mode and on/off switch, this efficiently engineered mouse grants you up to 24 months of battery life.