Dual Wireless Modes for Stable Connection Supports 2.4GH z wireless receiver and Bluetooth 5.0 / 3.0 dual modes with a range of up to 10 meters. Plug-and-play ready for easy connection to computers, tablets, and more.; 5 Buttons + Scroll Wheel for Efficient Control Features 5 functional buttons and a precise scroll wheel, thoughtfully laid out to meet multi-scenario needs from daily office work to web browsing and design software.; Three Adjustable CPI Levels for Precision Switch between 800, 1200, and 1600 CPI (cursor speed) to match different precision needsideal for detailed graphics work or fast navigation.

; Long-Lasting Battery for Uninterrupted Use Equipped with a built-in 500mAh rechargeable lithium battery for extended use. Energy-efficient design ensures all-day productivity.; Ergonomic and Compact Design Measures 11.5 x 9.2 x 7.1 cm ( 4.53" x 3.62" x 2.80" ), fits comfortably in hand. Trackball operation reduces wrist strain and enhances comfort during long sessions.