1, 3.1 inches in diameter and 1 inch in height. There are 1 mm protrusions on the edge of the base to prevent items from slipping off.It is recommended that the bottom diameter of the item is less than 3 inches
2, 6 modes, multiple colors are slowly exchanged, multiple colors are quickly exchanged, constant white light, constant red light, constant blue light, constant green light. Does not rotate.
3, 3x AAA batteries (not provided by the seller) or USB port, cable is suitable for mobile power, pc, etc.
4, White, red, green, blue. However, when colors are exchanged, other colors are generated. For example, when red and blue light appear at the same time, purple is produced, red light and green light meet to produce yellow, and so on.
5, Suitable for 3D crystal photo displaying.
6, Size: 8x2.8cm / 3.15x1.10" (Diameter x Height)

Compatible list:
Crystal rectangle X-Small (Landscape)
Crystal rectangle Small (Landscape)
Crystal rectangle Medium ( Landscape)
Crystal rectange X-Small (Portrait)
Crystal rectange Small (Portrait)

Package included:
1x Light Base
1x Power adaptor

Black & silver led light base with RGB colors light