Delux M618 Usb Wired Ergonomic Vertical Optical Mouse 1600dpi for Lol

The Delux M618 ergonomic vertical mouse is shaped in a way that the position of your arm. What makes this mouse unique compared to the regular mouse is that it keeps the user's hand in an upright neutral posture. It reduces forearm twisting, elbow stiffness and hand weakness so that provides better comfort and relieving wrist pain for long time using. Make your fingers, arm flexible and sensitive is not a difficult problem any more especially with a wrist rest extending pad.DPI Adjustment: Adjustable DPI with 3-mode (600/1000/1600 DPI), quickly and easily adjust different DPI corresponding to meet your various need.Removable Palm Rest: with a removable palm rest extending from the mouse helps add extra relief, provides better glide and different mouse usage.Accurate and Durable: More than 5 million mouse click lifetime, durable and practical.Easy Access Use: Side key design with quick thumb function makes it convenient to use for Internet browser forward/backward.Plug and Play,no driver needed.Brand: DeluxModel: M618Color: BlackMaterial: ABSScroll wheel lifetime: 5,000,000Operating voltage: 5VOperating current: 50mAStandby current: 16mAResolution: 1600 DPI ShiftPower supply: USBSystem support: for Windows 7/8/Vista/XPCable length: 160 cmItem weight: 201.2g / 7.09ozItem size: Approx. 13.55 * 10 * 8.7cm / 5.33 * 3.94 * 3.42in (L * W * H)Note: The package list without user manual.Package list: 1 * MouseOnly 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.