Are you suffering from wrist pain, shoulder fatigue, carpal tunnel syndrome, and tendonitis from years of using a traditional computer mouse? Maybe our vertical wireless battery version of the mouse can help you alleviate these problems ?Protect Your Wrist?: When you use a traditional mouse, the wrist needs to be upturned to support the palm, and the arm is tight. But using our wireless vertical ergonomic optical mouse, you will hold the mouse sideways vertically, ing the wrist to relieve hand fatigue. The ergonomically-designed thumb rests and grips fit the contour of your palm for maximum comfort ?Comfortable & Easy to Use?: The vertical wireless mouse is made for increased functionality and comfort.It has 3-Level DPI settings, 800/1200/1600 different mouse movement speed sensitivity, suitable for different use scenarios such as design and games. In addition, the plastic finish feels gorgeous to the touch, and glide pads underneath are super easy to clean and well adhered to the base. Simply plug the USB receiver, plug and play ?Specification?: Material: ABS DPI: 800-1200-1600 Working method: photoelectric Connection method: 2.4G Working distance: 10m Battery capacity: 400mAh Size:4.1 2.6 2.36in/105 67 60mm Net weight:78g Sleep: 10 minutes Wake up: move the mouse ?Package Includes?: ?X Wireless Mouse ?X USB Receiver ?X USB Charging Cable If you have any questions, please feel to contact us? Our products are covered by a 365-day hassle- replacement & 30 days refund policy? See moreOperating system: Windows 2000/XP/Vista/7/8/10/Linux,Personal Computer,Laptop,Desktop,Mac; Target gender: unisex. Power source type: Battery Powered. Age range description: Adults, Youth, Children. Batteries Required: True. Suitable for Christmas gifts, Christmas gifts for women and men, Christmas gifts for teenage girls and boys, Christmas best friend gifts for women and men. ?Widely Compatibility & Our Service? Widely compatible with Windows 2000/XP/Vista/7/8/10/Linux. Works with desktops, laptops, PCs, Chromebooks, and other devices. What will you get:1 X Wireless Mouse,1 X USB Receiver, 1 X Charging Cable. In addition, We provide 30 days of money-back and worry-free 365 days . if you have any questions, please don't hesitate to get after-s service, and we will respond within 24 hours. ?Back and Forward Buttons?This vertical wireless mouse, with shortcut buttons on the top of the thumb, provides convenience when browsing the web, which you can easily access. Best choice for internet surfers, gamers, and people who work long hours (note: forward and back buttons are not recognized on Mac). ?3 Adjustable DPI & Soft Click?DPI 800/1200/1600, the higher the DPI, the faster the cursor on the screen moves, adjustable DPI as needed.Soft silent click, less noise, and no disturbing of others help you stay focused on your work. Click life up to 5 million times. ?Wireless Freedom & Rechargeable?Avoid the hassle of being tied to wires or cables, and connect wireless to your computer with the included USB receiver. (Note: The USB receiver is stored on the bottom of the mouse) Built-in rechargeable battery.1 hour quick charge, 2 month work. You no longer need to buy batteries. ?Ergonomic Vertical Design?The wireless mouse adopts a scientific vertical ergonomic design to provide better support and a more comfortable hand and reduce the twist of the forearm and wrist when using a traditional mouse. Size: 4.1*2.6*2.36 inches (105mm*67mm*60mm).