Great for industrial, medical and maritime industries, the iMouse with magnetic scroll wheel from Adesso is 100% waterproof. With optical sensor technology, the iMouse W3 waterproof mouse provides greater precision and accuracy. From controlling text size to image zoom, opening or closing tabs, the featured 4-button scrolling wheel makes it a breeze to perform tasks quickly. Right-handed design for a comfy grip. Plug-and-play USB interface for a quick and perfect configuration. 1000 dpi optical LED for smoother movement and hassle-free performance.