LED Double Flashing Blue Studs with LED Round Brick and 2x4 Battery Brick
This LED light kit was custom made to kit our Mad Science Lab. It has 2 LED Blue blinking studs along with a 2x4 round brick LED light.
You can use the light with anything you like as it is truly one of a kind!
Mad Science Lab Kit - https://www.brickloot.com/products/mad-science-lab