Evoluent VM4R VerticalMouse 4 Right Hand Ergonomic Mouse with Wired USB Connection (Regular Size.) The Original VerticalMouse Brand Since 2002

Practically brand new. Used twice. No packaging. Got another mouse for free. So selling this. Retails $150. Selling $50. Brand Evoluent Colour clear Connectivity technology USB Special features Ergonomic Design Movement detection technology Optical Number of buttons 6 POINTER SPEED INDICATORS: Top mounted LEDs show through the chrome thumb rest to indicate selected pointer speed. Do not use on reflective or clear surfaces as pointer might skip. IMPROVED THUMB REST: The thumb rest has been reshaped to provide even more comfort over earlier versions. COMFORTABLE AND EASY TO USE: The shape is thoughtfully sculpted for uncompromising comfort and easy-to-reach programmable buttons. POWERFUL AND INTUITIVE DRIVER: Evoluent Mouse Manager provides extensive but easy to use functionality for 6 buttons through a simple and intuitive interface. HARDWARE COMPATIBILITY: VerticalMouse is plug-n-play compatible with all operating systems that support USB. Basic button and wheel functions work without additional drivers. SOFTWARE COMPATIBILITY: VerticalMouse comes with Mouse Manager software for customizing the buttons. Mouse Manager is compatible with: Windows 7 and 10 Mac OS 10.5 to 10.14 (update for 10.15 is under development. Third party software may be used in place of Mouse Manager for OS 10.15.)