YUMQUA Finger Handheld Mouse Trackball Mouse Wireless 2.4GHz USB Wireless Fingertip with Roller Ball Hand Held Air Mice Track Ball Thumb Ring Mice for PC Laptop Mac Computer

- Effortless Navigation: Experience smooth scrolling and precise control with our wireless trackball mouse. Works with PS/2 or USB interface, compatible with Windows, Mac, Linux, and Android OS. - Customizable DPI: This fingertip mouse has four adjustable DPI settings (400, 600, 800, 1200) available to suit your preference. Enjoy accurate tracking and responsiveness within a 10-meter range. - Ergonomic Comfort: Designed with your well-being in mind, our wireless handheld trackball mouse reduces strain on your palm joints and muscles during extended use. Say goodbye to discomfort! - Ambidextrous Design: Whether you're left-handed or right-handed, our air mouse caters to your needs. Enjoy a comfortable grip and seamless control, no matter your dominant hand. - Package Contents: Everything you need is in the box. You will receive 1 x YUMQUA Wireless Finger Mouse, 1 x USB Receiver, 1 X AAA Battery, and 1 X Protective Storage Bag.