Features:
1 Nano Mini Receiver, Plug and Play
2 advanced 2.4GHZ wireless technology, use up to 8-10M
3 Use two AAA batteries(not included)and have power on/off switch
4 Super Power Level 3 Intelligent Power Saving Mode
5 Adopt a new generation of photoelectric ICs, 1000DPI high-precision optical tracking engine
6 Built-in hidden wireless receiver collection for easy portability and avoidance of receiver loss
7 interface: USB
8 mouse sensor scanning speed: 4500 times / second
9 sensor using LED's color: red
10 Power Requirements: 3V DC from battery, operating current 10MA
11 Sensitivity tracking speed: 30 inches/second
12 Operating System Requirements:Windows xp. Windows ME. Vista, Windows7 Macintosh OS 8.6 or higher (for USB)