Oerview:
This is a new 5500 DPI 7 Button USB Wired Gaming Mouse, with multifunction, such as, high quality wire material: the red and black braided wire sync equipped the strong defense magnet ring which can strong anti-interference, Ultra-strong and durable, Gaming adjustment, Comfortable palm feeling, Relieve tired, etc. Plug and Play.

Features:
1. Intelligent connectivity, no need to code, plug and play
2. Buttons: 7 buttons with scroll wheel
3. Tracking systems: Optical
4. The Max DPI:5500DPI
5. Ultra-precise Scroll Wheel
6. Optical technology works on most surfaces
7. Ergonomically designed, long-term use without fatigue
8. Switch Life: 5 million cycle
9. Adjustable DPI Switch: 1000DPI / 1600DPI / 2400DPI / 3200DPI /5500DPI

Specifications:
1. Size: 130(L) x 105(W) x 45(H) mm
2. Package weight:5.5 oz
3. The length of the USB cable: 1.5m

Explanation For The Button
1. DPI button to change LED colors
Press the "DPI" button to change the color. Then the LED flashes rapidly 7 times and then remains constant color. (Was not only a specific color) 2. Fire button (on the top left)
This key is the same as double clicking the left button. (Two clicks for left button)
Compatible Systems:
Compatible with Windows 7, Windows 8, Windows XP, Vista, ME, 2000, Mac OS and other OS

What is included:
1 X 5500DPI Gaming Mouse.

100% brand new and high quality.

Tracking systems: Optical.

Ergonomically designed, long-term use without fatigue.

Built-weight iron, feel comfortable, mobile and stability.

Compatible with Windows XP, Vista, Windows 7, ME, 2000 and Mac OS...or latest.