SANWA Bluetooth + 2.4G Wireless Trackball Mouse, Ergonomic Thumb Ball Mouse, Tilt Scroll, Programmable Rollerball Mice, 5 DPI, Compatible with Windows, Mac, Laptop, Tablet, PC, Android - SANWA SUPPLY, GMATB155

• 【Ergonomic Mouse Trackball】- Natural vertical angle combines 34mm smooth trackball, move the cursor quickly with your thumb. No need to move your wrist frequently, keep it in one place, and help to reduce wrist pain for long-time work and play. Comfortable finger rests just fit in the palm of your hand. Once you get used to it, you will love it. 【2 Devices Switch】- This roller mouse is equipped with a Bluetooth 5.0 module and a 2.4G wireless module with USB receiver. Freely switch between 2 device for different tasks. Come with 5 level DPI: 800/1200/1600/2000/2400, press the middle button to select accords with your needs. 【Programmble Buttons with Software】- Install SANWA Trackball mouse software to customize your mouse buttons. Quick access to shortcuts, launch browser, media control, etc. Note: The software does not work with Mac OS or Chrome OS. 【4-Way Tilt Scroll】- For this trackball wireless mouse, we adopt tiltable scroll Wheel. Press the scroll wheel right or left to move Excel files and process the data. It also has a forward/back function on the side for easy web page switch. 【Wide System Compatibility】- Our roller ball mouse works with most types of systems like Windows 11/10/8.1/8, Mac OS 10.14~10.15, Chrome OS, Android 7.0+, and later versions. ※Notice: All SANWA Products provide the same high-quality after-service as in Japan, including a 1-Year Worry-Free Manufacturer Warranty & free lifetime technical support.※