Mouse - Universal - Wireless, ergonomic, vertical, mouse, optical, PC, gray. Highlights Universal Wireless, ergonomic, vertical, mouse, optical, PC, gray. Optical Wireless Ergonomic Vertical Mouse Mice for Laptop, Gray The product is shipped based on the color or size of the main image on the product page. Feature: - Ergonomic shape and soft rubber grips to fit your hand and feel naturally comfortable. - Optical sensor, high sensitivity compared to other conventional optical mice, sampling rate 1000 - 1600 dpi (freely selectable with DPI selector), precise operation on almost any surface. - 6 keys & scroll wheel, left & Right mouse button, forward & Button Button Button CPI provides optimal comfort when surfing the Internet | Easy-to-use buttons and scroll wheel.- Avoid mouse arm or tennis elbow (RSI Syndrome), good choice for internet users and people who work long hours on the computer every day. - Improved processing compared to conventional mice For Microsoft Windows XP / Vista / 7/8 / Windows 8.1 (32- and 64-bit) / Windows 10 (32- and 64-bit), MacOS and Linux.Specification: Material: Abseys: 6 Keysbuttons: left, right, Scroll Seagull, DPI button, forward, backward, Key Life: 800 million Hyestype: WirelessDpi: 800-1200-1600 DPIPACACKAGE INCLUDED: 1 x Vertical Mouse