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4.3 Parameter Settings via iOS App
1. Install LT-20 App as the following link
from App store or QR code below. It would have icon as following.
2. Make sure you turn on BLE for mobile device and open LT-20 App.
3. After device turned on
blink quickly for 5
blink twice and release function button in order to pair with the device in 30 seconds.
4. Then click Scan button, it will search for LT-20 device and click it which you would
like to do settings as the following left picture. After pairing with the device, it would
get settings.
[short press function button for 1 second, the BLE LED will
seconds], press function button for 2 seconds, then BLE LED will
https://apps.apple.com/tw/app/lt-20/id1492856834
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