Ergonomic Vertical Wireless Trackball Mouse MP-V02W

Ergonomic Design with Smooth Thumb Control: The optimal angle of the trackball mouse allows you to keep your palm in a natural position for all-day comfort.Precise Tracking with Adjustable DPI: 400-600-1000-1600-2400 DPI.2.4G Wireless Connection: Experience stable connectivity with the 2.4G wireless technology, eliminating cable clutter and providing a 10-meter effective range, offering greater freedom of movement.Silent Click and Battery: Featuring a quiet clicking mechanism, making it ideal for use in quiet environments such as libraries, offices or shared spaces. The ball can be removed for easy cleaning, ensuring optimal performance and longevity. It requires only one AA battery for power (no included) Specs & DetailsWireless technology: RF 2.4GHzWireless range: Approx 10 metersSensor: Optical sensorResolution: 400-600-1000-1600-2400 DPINumber of buttons: 5 (left key, right key, scroll,DPI switch, trackball)Dimension: 121.5x87x379mmSystem Requirements: Windows 7/8/10/XP/MacWarranty: 1 year warrantyBox Content: 1. Wireless trackball mouse 2. User Manual