DeLUX Left Handed Ergonomic Vertical Mouse, Reduce Hands Strain Rechargeable Silent BT Wireless Ergo Mouse with USB Receiver, 6 Buttons and 4000 DPI for Carpal Tunnel (M618ZD-White)

Left Handed Small Vertical Mouse: Compact small lefty vertical mouse with natural handshake design, fit for human hand structure. Concave area for thumb and little extended bottom edge for pinky finger, smoother moving and more comfortable grip, reducing hand fatigue caused by long-term use of traditional mouse, releasing the pressure
Built-in Rechargeable 500mAh Polymer Li-ion Battery: At two hours power fully charge, stable use for a week (8 hours/day); With auto energy-saving sleep mode, normally it could last for a month
Multi-devices connection: It supports BT and 2.4G wireless connection (USB nano receiver stored in the mouse bottom), easy shift between BT and 2.4G mode, adapting different using condition
Five Adjustable DPI: 800/1200/1600/2400/4000 five shift DPI via the DPI button located above the backward button, easy to adjust
Wide Compatibility: Compatible with Windows 7/8/10/Mac OS, fit for different devices, PC, Laptop, Computer, Notebook, Phone, Macbook.
Note: It is limited use in the Mac system, the backward and forward buttons are not available for Mac