Silver 4″ LED base for a Small Sphere, Small Pod, Medium Sphere, Large Pod, or Large Sphere EcoSphere. The LED can be changed to 4 different colors either on a slow or fast pulse. Or the base can be set to a particular color. Power comes from a wall outlet, USB connection, or 3 AAA batteries (not included).
The algae in your EcoSphere may overgrow if the LED Base is left on for too long.