What do the LED patterns on my charger mean? Support June 30, 2021 02:43 Updated Follow CHARGE INDICATORS Charging (The red LED will blink continuously) Completed (Indicated by the red LED remaining ON continuously) Problems (indicated by the red LED lashing at a fast rate, red with yellow LED or no LED) Related articles Where can I find information on compatible batteries and chargers? What are the specifications for the FLEXVOLT batteries? Where can my product be repaired under warranty? Comments 0 comments Please sign in to leave a comment.