Cube’s current status is shown by the status indicator light on the corner of the Cube — refer below:
| Color | Type | Status of Cube |
| White | Solid | Ready to use |
| White | Slow Flash | Busy |
| White | Triple Flash | Action completed |
| Green | Solid | Fully charged. Only when connected to power source via USB |
| Green | Slow Flash | Charging. Only when connected to power source via USB |
| Red | Continuous Flash | Low battery warning |
| Red | Triple Flash | Memory full. Only when not paired with a phone |
| Red | Solid | Error during last sample |