Noticed these for sale on a site today

Mak'er Grow

Well-Known Member
252 LEDs on, I believe, a 5" disc...thats almost a whole QB288 in half the size...lol
Now I very much doubt they are using 301B LEDs, but as is they would still throw off some lumens I bet.
Aluminum-PCB-Single-layer-printed-circuit-board-with-fast-prototypes-High-quanlity-PCB-manufac...jpg
 
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