The lights hang side by side from the dowel and i have an adjustable shelf that can move based on plant growth. They provide additional lighting after the initial natural morning sunlight from a south facing window has passed. I live at the base of th...  Read More

Both have pieces rattling around inside. The attachment pieces to the lights were not aligned with one another, giving the lights a precarious balancing act. The other downside is that the lights cannot be coupled one to the other.