IKEA Milsbo plus Barrina lights. I added magnets to the Barrina clips. They hold onto the glass shelves well with strong magnets. No adhesive tapes make it easy to move around and reposition and they don't fall down! Links below

Screws: M4 .7mmx5mm https://amzn.to/42gCK5L
2 ft Barrina T5 Grow Lights https://amzn.to/3SnZoUW
Super Stong Magnets https://amzn.to/3SD4GNI
Magnetic Hooks https://amzn.to/3HFGAvy