Asus MB168B - Manual (Page 10)

1-4 Chapter 1: Product Introduction
1.4.2 Auto-Rotate
Our USB monitor is equipped with G-sensor to detect its real-time
position. The screen shot will automatically change from landscape to
portrait position, or vice versa, depending on monitor’s current position.
To disable, you can uncheck this function via ASUS Ezlink Utility.
1.4.3 AI Light
The monitor can automatically adjust its brightness level based on ambient
lighting.
If turning on AI Light function, the brightness adjustment will be
programmed by the ambient sensor. Therefore, the brightness adjustment
key will become inactive temporarily. To re-activate the function, please
disable the AI Light via ASUS Ezlink Utility.
• The Auto-Rotate and AI Light function will not work under MAC OS or
Windows XP environment.