Blinking blue: Booting or upgrading.
Switching between blue, red: AP mode (not connecting to any network)
Switching between blue, green: MicroBot Hub is connected to the network, ready to be configured
Green (activated by Proximity sensor): Operational and connected to the network
Red(activated by Proximity sensor): Service disruption (not connected to any network)
Blinking red: Factory resetting. Factory reset is available and being processed
Keep red: Factory resetting
Solid (keep) blue: Unstable power supply.