Home Guardian 2.0 – Parts Identification and Light Indicators Berry backlightHelp ButtonInfo buttonMicrophoneSpeakerRed Power ButtonAC Power ConnectorMicro SIM Card SlotPhone JackBerry Volume ButtonWhite Pairing Button info Button Solid Green – The device is plugged into a power source Blinking Green – The device is running on the backup battery Blinking Red – The backup battery is getting low Blinking Amber – The device is working to find cellular connectivity. Power Button The red power button is located on the back of the device. Help Button The Help Button will be dimly lit berry when the device is powered on Upon button press, the help button ring lights up bright until the cancellation window has passed Once the connection starts to the monitoring center, the help button ring light stays solid bight berry until the call is over.