Sanwa is offering you their latest wireless laser trackball mouse, the MA-WTB43. Coming in a 6-button design, this ergonomically designed mouse features a 2.4GHz radio frequency (works up to 10 meters), a high-precision laser sensor, a built-in trackball and a 400/800/1200/1600dpi resolution (can be switched automatically by reading the movement of the trackball).
Powered by 1x AA battery, the MA-WTB43 comes with a storable micro receiver and supports for Windows 8.1-8 (64-bit/32-bit), 7 (64-bit/32-bit), Vista, XP, 2000 and Mac OS X 10.2 and later operating systems.
Measuring W95mm x D126.5mm x H44mm and weighing 140 grams (without battery), the MA-WTB43 is available now for 7,344 Yen (about $61) in black, red and silver color options. [Product Page]