Specifications:

2. Model: X50
3. Mouse type: Wireless Optical Mouse
4. Frequency: 2.4GHz
5. Button: 6
6. Interface: USB
7. Material: ABS
8. Color: black / red
9. Battery: 2 x AAA Battery
10. Item weight: 65g
11. Item size: 11.7 x 6.55 x 3.8cm

Features:

1. Wireless transmission, the longest sensing distance up to 10-15 meters.
2. Portable and weight light, very convenient to carry and store.
3. Power switch for saving power.
4. With 6 Keys, including Scroll Wheel, Page Forward and Page Backward buttons for easy Internet Surfing.
5. Resolution: 1000DPI, 1200DPI,1600DPI, 2400DPI (adjustable)
6. Mini adapter Plug and play.

Package included:

1 x 2.4GHz Wireless Portable Optical Mouse (Battery not included)
1 x USB receiver