1. Human boady sensor optical pad
2.Left/Right/Up/Down keys
3. Laser light
4. Built-in rechargeable battery

Color:White/Black                                                                                                                           Remote Technology: 2.4G wireless RF technoloy
Control range: >5 meters
Laser Ranger: > 20 meters
Connection: USB connector, Plug and Play
Mechanic Power saving device: auto-sleep
Functions: Used in Windows XP / Window 7, supporting any shows of office software and other files, browsing web and ebooks.                                                                

Package: Blister Card 

Weight:55g