A flashing (blinking on and off) orange light indicates that the battery charge is low.
Your battery is slowly dying.
battery light flashing means the battery is not charging,check alternator fuel light flashing means very low or almost out of fuel.
your battery is dying or is dead
Cowen
It means it is almost outa' battery.
The flashing light on the charger of a Ryobi trimmer typically indicates that the battery is charging. If the light is flashing rapidly, it may signal an error or that the battery is too hot or too cold to charge. If the light is flashing inconsistently or does not change to a steady light, it could indicate a problem with the battery or charger. Always refer to the user manual for specific troubleshooting information.
check the radiator. ;)
It is likely that your battery is dead.
It means you need to charge the battery.
A red flashing light on a Droid usually means that your phone has 15% or less battery left and is about to die!
You have a problem with the charging system.
If the smoke detector light is flashing, it may indicate a low battery or a malfunction. Check the battery first and replace it if needed. If the issue persists, contact the manufacturer or a professional for further assistance.