Features:

Ergonomic vertical design: The ergonomic mouse is designed to fit your hand. The unique vertical shape reduces muscle tension in the arm, relaxes any repetitive stress or symptoms of carpal tunnel or wrist pain, and serves perfectly for all hand shapes and sizes.
6 buttons for more ease: 3D scroll wheel, DPI button, left and right buttons, forward and backward buttons provide the most convenient way to surf the Internet. Two forward and backward buttons are located next to the thumb, giving you a more user-friendly control to surf the web with minimal hand movement.
3.Long time use rechargeable battery: The rechargeable mouse has a built-in 350 mAh lithium battery that is easy to charge via micro USB cable and can be used for 3 months with a single 3-4 hour charge.
High sensitivity with 3 adjustable DPI: This ergonomic mouse has higher sensitivity with 3 DPI levels (800/1200/1600), simply touch the top button to adjust the mouse speed for high precision and satisfactory use.

5.2.4GHz wireless technology: With advanced 2.4GHz wireless technology, it can work steadily and quickly at a distance of 10 meters without interference, connecting the included nano USB receiver to the USB port of your computer is very easy to operate and no additional drivers are required.

Specifications:

Color: Black
Wireless Connector Type
Motion Detection Technology: Optical
Number of buttons: 6
Compatible devices: Laptop, desktop computer
Product weight: 140g
Product Dimensions: LxWxH,12.2x6.2x7.5cm
Number of batteries: 1 Lithium-ion battery required, included
Whether the battery is included: Yes

What's in the box
1 x Ergonomic Wireless Mouse