Type:Bluetooth WirelessNumber of Rollers:1Number of Buttons:6Power Type:BatteryOperation Mode:Opto-electronicOS: W98/W2000/XP/VISTA/Win 7/Mac/AndroidWorking distance: 10MSwitchable DPI among 800-1200-1600Button lifespan: 8 million timesDPI: 800-1200-1600How to connect:Battery type: 2 x AAA (not included)It is a wireless Bluetooth mouse that delivers a better mix of precision and comfortwith designed-for-Web scrolling and a feel-good, contoured design.Colour:blackMaterial:plasticSize:12.5*7.2*4cm Package Contents:1* mouse1* box1* Instruction manual(without battery)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
