How to read Pebble Tracker's public key,SN,IMEI via desktop tool?

1. Download PebbleUSBTool here

2. Pebble Tracker boots up and goes to the 'About Pebble' menu.How to access the About Pebble menu, please refer here

3. Connect the Pebble Tracker to your computer with the USB cable. Open 'PebbleUSBTool' on your computer and click the 'Get Pebble Pubkey' button to read the public key