The led lights on Jooki and what they mean:

Heart button (white light):  power on  

Heart button (flashing green): Jooki is charging

Heart button (solid green): Jooki is fully charged

Heart button (yellow): Jooki needs charging

Heart button (red): Jooki’s battery is critically low

Side lights (orange): Jooki is not connected to a Wi-Fi network

Side lights (white): Jooki is connected to Wi-Fi

Side lights (left white - right orange): no IP address, restart your router

Side lights (right white - left orange): weak Wi-Fi signal

Side lights (blue): looking for a playlist, will turn white when the playlist starts