... mouse2. Mini nano USB receiver3. Scroll wheel with middle button4. Working on any surface except glass5. Built to last with a limited ... 7, Vista, XP, 2000, NT, ME or MAC etc.Working Currency15mA Working VoltageDC5.0V Mouse ColorCustomized Surface TreatmentVarnish, Matt, Rubber Lacquer or ... beside, we offer 1% spare parts. if you have interesting on our mouse, please contact us by trader manager or by ...