Introducing the 4G Wireless Vertical Ergonomic Optical Mouse - Ergonomic Wireless Mouse. This mouse is designed with your comfort and productivity in mind. The scientific ergonomic design encourages a healthy neutral "handshake" wrist and arm position, reducing strain and promoting smoother movement. With 800 / 1200 / 1600 DPI Resolution Optical Tracking Technology, this mouse provides enhanced sensitivity for precise tracking on various surfaces. Featuring added next/previous buttons, this mouse offers convenience during webpage browsing, making it the superior choice for internet surfers, gamers, and those who work extensively on the computer. It also enters power saving mode after 8 minutes of idle time, cutting off power completely to conserve energy. Simply press the right or left button to wake it up. With easy-access use and five buttons, this mouse gives you improved control over your computer's systems. Whether you're dragging and dropping, selecting large volumes of data, or casually gaming, this mouse provides a low-cost and effective solution for all your computing needs. Compatible with Windows 10 / 8 / 7, this wireless battery mouse (battery not included) is a must-have accessory for any computer user. Choose between the sleek white or black color options to match your style.