Bewinner Ergonomic Vertical Mouse - USB

Features: Vertical Ergonomic Design: Ease wrist painwhich is caused by long-time mouse using. Your hand with the arm keeps straightand placed ly when you use a vertical mouse. High control: non-delaytechnology allows high sensitivity, provides up 800/ 1200/ 1600 3 levels ofadjustable DPI, you can make it more precise for things, like color correctingand photo editing, or faster for browsing. and feeling: made ofmaterial feels like human skin, gives users the most comfortable hands feelingand avoids from sweat and slipping. Long Time Use: power supply by 2pcs AAAbattery, low power consumption, ON/OFF button for easy switch. 2.4GHz Wireless Control: no messy wire, wirelesstransmission can operate up to 10 meters. Wide Compatibility: plug and play, fit wellwith most desktops or laptops with a USB port for connection. Compact and portable: light, simple andmodern design, easy to carry, suitable for game, home, office, net bar, etc. Specification: Optional Color: Black, White Material: ABS Type: Vertical Optical Mouse Tracking Method: Optical Compatible for: PC/ Laptop Support OS: 98/ 2000/ ME/ XP/Vista/ Win7/ Win 10/ for MAC OS Wireless Frequency: 2.4GHz Wireless Distance: 10m Adjustable DPI: 800/ 1200/ 1600 Button: 6 (Left/ Right/ Scroll Wheel/ Forward/ Backward/ DPI Switch) Power Supply: 2 * AAA battery (NOTIncluded.) Package Size: Approx. 13 x 7.5 x 9cm / 5.1x 3.0 x 3.5in Package Weight: 123g Package list: 1 * Vertical Mouse 1 * USB Receiver 1 * User Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.