Gridfinity LED Light 1x1x3U

This is a small 1x1x3U Led light ‘Bin’ for the Gridfinity system. It uses a small standard Led as light source. You don't have to use a white Led. Assemble the parts by putting them together on one side and the press them together on a flat table. It also uses these https://s.click.aliexpress.com/e/_EJCFyGd(affiliate link) battery holders for power. Remove the lid part. Use the cable of this to guide it through the holes. Then solder the led on to the cables. Make sure the polarity is correct.