< GREEN LIGHT FLASHING –When the green light is flashing, and. The red light will remain on until the charger completes the charging stage. battery is connected properly and the charger is charging the battery. RED LIGHT ON STEADY – Whenever the red light is on steady, a. What do the lights mean on a trickle charger? And the green led light indicates the battery is fully charged and the charger is in maintain mode. This happens when the battery can’t be completely charged. The flashing yellow led indicates the charger is in abort mode. The yellow led light indicates the charger is charging the battery. What does yellow light mean on battery charger? 8 Why does the charge light on the battery charger flash?.7 What does a yellow light mean on a battery charger?.6 Can you leave a trickle charger on all winter?.5 What does a solid green light mean on a battery tender?.4 What does it mean when the green light is flashing on my battery tender?.3 Why is my wireless Samsung charger blinking yellow?.2 What does the orange light mean on the battery tender?.1 What does yellow light mean on battery charger?.