SOS SMS Send Trigger Condition?

1, the phone has a communication signal

2, app has logged in and set up emergency contact

3, the helmet is hit and enters the alarm mode

4, the alarm mode is not interrupted in the middle, the countdown is over and prompted to send successfully

Device related questions
How do I connect to the helmet quickly?
What do I do if my phone cannot discover the device?
The helmet ("Helmet Headset" or "BH60" or "BH100") cannot be searched for after entering Settings -> Bluetooth through an Apple iPhone?
Apple iPhone cannot connect to the device by Bluetooth ("Helmet Headset" or "BH60" or "BH100")?
How do I connect to the "Bling Remote Controller" device quickly?
How do I connect to the cadence sensor quickly?
What are the FAQs about the helmet?
SOS SMS Send Trigger Condition?
Device introduction - Bling Helmet?
Device introduction - Bling Remote Controller?
Device introduction - Cadence?