Simple Lm317 Enclosure

These are the parts I used
The voltage regulator:

https://www.ebay.com/itm/Lot-LM317-DC-DC-2A-Buck-Adjustable-Step-down-Power-Supply-Converter-Module/382761568583?hash=item591e5e0947:g:t~IAAOSw8PJcVIJP:rk:2:pf:1&frcectupt=true
The plant leds:

https://www.ebay.com/itm/10-PCS-3-watt-full-spectrum-led-chip-400nm-840nm-Plant-grow-lights/261881421439?hash=item3cf9595e7f:g:nlUAAOSweW5VTWCw:rk:1:pf:1&frcectupt=true
The heastsinks for the leds:
https://www.ebay.com/itm/50-Pcs-Star-20mm-High-Power-1W-3W-LED-Beads-Heat-Sink-Aluminum-Base-Plate-New/371288480249?hash=item56728499f9:g:Ux0AAOSw3ydVtd3l