Size: 6"
Led light base color combination: white, red, blue, green 
Uses 3AA batteries (not included) 
A/C Adaptor capable 
Add a charming glow to enlighten your crystals with this easy to use led light base. This round battery operated led light base provides strong lighting for enhancing your 3D creations. The light base comes with two easy to use buttons. To the left, that button is for powering the base/pausing the led base on your favorite color. The other button to the right, is for changing the led base to the color combination you loved best. Not to mention, the opening in the center of the base is for an a/c adaptor, which is also available for purchase.