Mine's been up and running for 3 days (uninstalled an application) with no issues thus far.
With BlackBerry Protect, you have access to the following features when you log into the website:
- View current location
- Loud ring (even when your phone is muted)
- Display a message ("I know where my phone is. I'm coming for you...")
- Lock your device and set a new password if desired
- Wipe the device