The light ball set of 3 will be a dreamy presence for your Christmas! Each light sphere features a steel frame wrapped with unique bead strings where 180 warm white LED lights and 180 pure white LED lights are located. Moreover, some LED lights are flashing. There are 2 installation ways. With the top hook, you can hang each light globe on the tree. Or, you can use included ground stakes to fix them on the snow or grass. Except for indoor use, outdoor applications are feasible, since the steel frame is sturdy and rustproof. You can place them in the garden to delight passers-by. Finally, the assembly is very simple. Note： The 3 balls cannot be lit individually and need to be connected in series.