Video: How to identify the "RENF22R2MMW NFC Timing Relay" product using smart phone?

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Step 1.1
Initiate the NFC App

Step 1.2
Select the Read button

Step 1.3
Place the phone in front of NFC Timing Relay.
And adjust the phone until the “Pairing Indication LED” lit-up.

Step 1.4
Below screen appeared when Uploading is successfully executed.