| LED # | Indicates | Blinking every 5 sec | GREEN (constant) | RED (Constant) |
|---|---|---|---|---|
| LED 1 | Alarm state | Running on battery | No Alarm state | In ALARM state |
| LED 2 | Data connection | Running on battery | Data connection OK | No DATA CONNECTION |
| LED 3 | Battery | Running on battery Blinking red, unable to upload data because of low battery level | Battery fully charged | Charging battery |