Ergonomic Wireless Mouse This vertical wireless ergonomic mouse is designed to conform to the palm's size and shape, minimizing pressure on the palm for a more comfortable and natural control of wireless devices. Effective and Sensitive - Easy to Use The ergonomic mouse features 6 convenient buttons and is plug and play; compatible with 800/1200/1600 DPI resolution. The optical tracking technology provides higher sensitivity than standard optical mice, enabling use on various surfaces. Enjoy smooth and precise tracking on a wide range of surfaces. With a mute button design, it��s perfect for public spaces like libraries, dormitories, offices, and high-speed trains. Equipped with a built-in lithium battery and USB data cable charger, it adds a stylish touch to your usage. The rechargeable feature enhances the durability of this wireless mouse. (It is advisable to use it after the mouse is fully charged upon receipt). Compatible with OS, Linux, and more. Suitable for laptops, PCs, notebooks, computers, and other devices. We offer a 12-month worry-free after-sales service. If you encounter any issues with the wireless mouse while using it, please feel free to contact us.