Lnfxkvva 4 adjustable DPI levels:800/1000/1600/2400Operating mode: OpticalErgonomic design: Bilateral symmetryConnection: WiredMouse connector: USBLifelong Clicks: 5 MillionCompatibility:Windows7/8/10/XP,Vista7/8, Linux & OS(Side buttons are .)Keys Quantity: 6 Buttons (Included scroll wheel)Cable length: 1.5mDue to different batches, the appearance, color, and printed words of the product , which does not affect its use.Colour:blackMaterial:plasticPackage Contents:1 x Heated Gaming MouseOnly the above package content, other products are not included.Note: Light reflection 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.