Traveler 355 Laser

     Latest in optical technology - OptoWheel, an optical sensor to  replace the wheel and features a comfortable touch scroll panel. Just touch the OptoWheel (the blue eye), and you can browse the internet or documents more smoothly. Plus, just move the OptoWheel slightly and the "turbo-scrolling" function starts. - Laser technology provides more tracking power than LED optical - OptoWheel - "touch scroll panel" lets you scroll multi directionally - Quick roll function lets you scroll forward or backward quickly between hundred pages of documents or websites - Sensitivity adjustment - 1600 and 800 dpi resolution