Features:
Compatible with Windows 7, Windows Vista, Windows XP.
2.4G Wireless technology provides a cable-free & clutter-free connection, which is super convenient.
1000dpi will ensure a rapid response to the cursor control. Requires 2 x AAA batteries (not included).
Integrated ergonomic tilt provides added comfort which helps reduce strain--provides you with very comfortable and pleasing typing experience.
High speed 2.4G wireless technology, which ensures your smooth remote control within 10 meters (33ft), beware that wireless range may vary depending on interference or the setup of your device.

Specification:
Highest Resolution: 1000dpi
Transmission Frequency: 2.4GHz
Key Life: 5 million times
Ergonomics: Symmetrical design
Work: Photoelectricity
Connection: Wireless
Mouse Interface: USB
Receiver: Nano receiver
Receiving Range: 10m
Roller Direction: Two-way wheel
Power Supply: 2 x AAA batteries(NOT included)
System Support: Windows 7, Windows Vista, Windows XP
Color: White, Blue (Optional)
Size: 10 x 6 x 3.5cm / 3.94 x 2.36 x 1.38inch
Package Weight: 86g
Quantity: 1pc

Package included:
1 x 2.4G Wireless Mouse
1 x Receiver