The X9 Performance Wireless Vertical Ergonomic Mouse is built for professionals who spend hours at their desk and want a mouse that works as hard as they do without the wrist pain or carpal tunnel. The vertical grip design positions your hand at a natural angle to reduce the strain that comes with traditional flat mice. Powered by a 500mAh rechargeable battery with USB C charging, there are no disposable batteries to replace. Dual wireless connectivity with Bluetooth and 2.4GHz connects to your laptop or desktop with no software required. 5 adjustable DPI levels from 800 to 4000, 6 buttons, and intelligent 10 minute auto sleep round out the feature set. Available in 5 colors, Blue, White, Pink, Purple, and Brown (Capybara), so your mouse can match your workspace and not clash with it. Dimensions: 4.27 × 2.80 × 2.70 inches DPI Levels: 800 / 1600 / 2400 / 3200 / 4000 Buttons: 6 buttons Connectivity: Bluetooth and 2.4G wireless receiver Battery Capacity: 500 mAh rechargeable battery Charging Port: USB C Auto Sleep: activates after 10 minutes of non use Certification: FCC compliant Included Accessories: USB A to USB C charging cable, RF receiver, user manual