What do the LEDs indicate?

LED Flash codes
In operation
1 short green flash in 5 seconds ………Operating normally
2 short yellow flashes in 5 seconds ………Low Battery
5 short yellow flashes in 5 seconds ………Waiting for GPS
7 short yellow flashes in 5 seconds ………No MMSI

In the charger
1 long blue flash in 5 seconds ……….Charging
Continuous blue ………………………… Charging complete

Red LED variant

In operation
1 short flash in 5 seconds ………Operating normally
2 short flash in 5 seconds ………Low Battery
5 short flash in 5 seconds ………Waiting for GPS
7 short flash in 5 seconds ………No MMSI

In the charger
1 long flash in 5 seconds ……….Charging
Continuous ………………………… Charging complete