Features: 
1) USB plug-and-play, no driver required
2) USB version: 1.1 compatible with 2.0
3) Infrared technology
4) Battery type: AAA x 2
5) Control distance: 8m
6) Laser distance: 200m

Functions:
1) Laser pointer
2) LCD
3) Timing
4) Alarm clock
5) Wireless mouse
6) Shortcut keys of keyboard
7) Built-in Flash memory optional