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Nakabayashi Co,Ltd. Digio2 Wired Trackball 5 Button (Black)
aaa Ｔhe smallest model of 34mm trackball mouses,Comfortable to place fingers for fittable form Adjusting speed of pointer automatically in movement with Trackball, Able to set STILL mode by pressing SPEED button NO NEED to worry about button noise for adopted Queit Button Side Buttons of ''FORWARD'' and ''BACK'' on internet (*Mac not corresponding) High reading accurancy of picture for used Laser type sensor, Laser sensor is accurater than Optical sensor Dimensions 8.54 x 5.08 x 2.68 inches, Weight 6.6 ounces, Manufacturer Nakabayashi Co.,Ltd, model number 48365, Rank Computer Mice 763

Price is $77.00
Price: $76.83