Use these steps:

first, enter Setting page to set the information
second, enter the measurement page with the BLE device connection
third, the received data after pressing the store button to store data
fourth, to the stats page, view saved data
five, there are stored information when the remittance information
Six, the receiving device is connected to the PC to view export csv document

measurement:

has not yet received information when the storage is invalid.< p>to connect to the BLE device receives the information

The received data when the chart will draw lines

set the page:

no input value when the front will have * the number of the prompt input, with * number of projects enter the completion can only move to other pages.< p>The statistics page:

long-press information on the project will jump out of the tick of the window, you can delete the information.< p>A total of 10 pen information, more than 10 characters a page with the previous page before effect.