Features:

• Vertical design effectively release the pressure of your hand and wrist.
• Ergonomic Design,elegant contoured shape seamlessly supports your palm, featuring more flexible and smoother movement, alleviating wrist tension and eliminating wrist joint's fatigue.
• Smooth pads,flat and smooth pad made of special material. Never lose control and abrasive resistance has been improved greatly.
• Skin-friendly Surface,use rubber oil coating for preventing sweatingfingers slide.
• Wired mouse,suitable for office or home use.

Specification:
Material: ABS
Color: Black
Engine: Optical
Number of Keys: 3
Connection: Wired
Rating: 5V 100mA
Item size: 12* 7 * 7cm / 4.7 * 2.8 * 2.8in(L * W * H)
Item weight: Approx. 100g / 3.5oz
Package size: 13.2 * 7.2* 9cm / 5.2* 2.8* 3.5in(L * W * H)
Package weight: 130.5g / 4.6oz

Package list:
1 * Optical Mouse