ASUS PC Probe II is a System Utilities software developed by ASUS. After our trial and test, the software is proved to be official, secure and free. Here is the official description for ASUS PC Probe II:

Edit by Marydown: PC Probe II is a utility that monitors the computer’s vital components, and detects and alerts you of any problem with these components. PC Probe II senses fan rotations, CPU temperature, and system voltages, among others. Because PC Probe II is software-based, you can start monitoring your computer the moment you turn it on. With this utility, you are assured that your computer is always at a healthy operating condition