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UMEI Wireless optical mouse Ergonomic Mouse Compared to the traditional mouse, the vertical mouse snugly fits your palm and keeps your hand and arm being in a more natural position, reduces pain and discomfort. The mouse is a good choice for people who work at the computer for a long time.
Features
.Ergonomic contoured design, close to 85-degree angle.
DPI levels:DPI 800/1200/1600 . Wireless distance can reach 10 meters
Over 10 million times keystroke.
Anti-sliding rubber oil coating surface.
High-performance chip ensures fast and accurate
movement for precise control.
Shortcut Keys
Press DPI Button and Scroll Wheel to turn off “the backlight flashes once click” function. .
Long press DPI button to turn on/off the backlight. Notes
Adjust the DPI sensitivity among four levels via DPI button. “One key switch”, NO need any drivers to control. The mouse performs well on the mousepad, it works on the ordinary desk, but not for all surface.
The mouse size is suitable for the most of people. If you never use this kind of ergonomic vertical mouse before, it may take several days to get used to it. Specifications
Model No.: JSY-5
Interface: USB 2.0
Tracking Type: Optical
DPI Levels:DPI 800/1200/1600
Polling Rate: 125Hz
Tracking Speed: 32 ips (MAX)
FPS: 4000 (MAX)
Acceleration: 12g (MAX)
Weight: 101g
Compatible with Windows 10/8/7/XP/Vista, Mac OS, Linux
Product information
Color:black
Product Dimensions4.8 x 2.4 x 3.1 inches
Item Weight5.3 ounces
Package included:
1 x 2.4GHz Wireless Mouse （ Excluding batteries）
1 x USB receiver

Product Features

• UMEI ENCOURAGE YOUR OFFICE ENDURANCE – For those who spend most days in front of a computer, this mouse is meant for you. The umei Vertical Mouse’s ergonomic design promotes healthy natural hand positioning and the ultimate comfort without the need to twist your arm in an unnatural way (leading to long-term pain). From this new comfortably positioning, you can work for more hours – and be more successful at your job.
• REDUCE TENSION AND ALLEVIATE PAIN – Our mouse, which is built for right-handed users, reduces muscle strain and can even undo the damage that years of using a traditional computer mouse causes. Wrist pain, shoulder fatigue, Carpal Tunnel Syndrome and Tendonitis can all be alleviated or, in many cases, eliminated with regular use.
• Enters power saving mode (power is cut off completely) there is an on / off button at the bottom of the mouse. When you don’t use the mouse, please press the button to off. This will save a lot of power and make the battery more durable..Compatibility:Our Wireless Vertical Ergonomic Optical Mouse for Windows 10 / 8 / 7 / Vista / XP,for Linux And For Mac OS X (The two thumb buttons are not recognized on the for Mac OS X.)
• ADJUSTABLE DPI SETTINGS – The adjustable DPI (dots per inch) settings allow you to change the sensitivity of the mouse’s pointer speed ( DPI 800/1200/1600), allowing you to decrease speed for tasks that require guaranteed precision (like color correction or photo editing) or increase the speed faster for browsing.
• 100% Satisfaction Guarantee — If you are not 100% satisfied with the quality of our product please let us know about the issue by the email. We will assist you in time and if there is a problem with our product, we will give you a reissue or refund to until you are satisfied with our products.