Step 3: Connect to multimeterBLE software
(1) After installing the Bluetooth USB dongle driver successfully, run the
multimeterBLE software, the configure dialog box appears.
Make sure that the Bluetooth USB dongle is plugged into the computer.
To find the “Port” (COM #), you will need to look for it under "Ports
(COM & LPT)" in Device Manager window.
Select the port number, and click "OK".
(2) Turn on the multimeter, press and hold until appear on the
display.