DELUX Rechargeable Ergonomic Wireless Ergonomic Mouse Silent, 1600DPI, Reduce Hand and Wrist Pain, Vertical Mouse with USB Receiver and BT 5.0, 6...

[Ergonomic Vertical Design] Unique vertical mouse with special snail bionic design. With special curve backside, thumb groove, delicate buttons layout, and anti-skid rubber coasting, all these designs help you easier and more comfortable to adapt the use of a vertical mouse and alleviate arm discomfort and stiffness [Rechargeable and Dual mode connection]: With a built-in 500mAh rechargeable battery, at a single charge, stable use for a week(8 hours/day). Dual wireless-BT 4.0 and 2.4G RF(USB Nano Receiver stored in the mouse bottom), easy shift between BT and 2.4G wireless mode, adapting different using condition [High Precision Tracking with 3 Adjustable DPI] 800/1200/1600-3 gear DPI shift via the DPI button. Compared with the traditional mouse normally designed with 1000DPI, with 4000DPI high precision tracking engine, less movement for the same tracking, reduce hands fatigue [Removable Wrist Rest] Let your forearm and mouse be a whole part and make your wrist lift from the groun