LED Color Key - Cellular Button

Normal operation
No Light - Device is connected and idle
Flashing White - Device is searching for LTE network connection
Sold Blue (3s) - LTE connection established
Flashing Green - Downloading firmware update

Device health check

Press the button one time to initiate a health check

First flash:
Green: battery charge is greater than 40%
Yellow: battery charge is between 20% and 40%
Red: battery charge is less than 20%

Additional flashes:
Aqua Blue - 0 to 4 flashes, 1 for each bar of LTE service in that location

Charging
Pulsing Yellow - Device is charging
Solid Green - Device is charged

Alert status

Tap three times or hold for three seconds to fire an alert
Flashing White - Device is searching for LTE network connection
Flashing Red - Alert has been sent
Flashing Red and Blue - Help is on the way
Solid Green (3s) - Alert has been resolved