Build your own RTG CEL LED grow light.
Eco CEL is a small customize design you can build yourself.

hardware

.038" aluminum sheet
1/8" aluminum bar
#8 X 3/4" self tapping screws
#8 X 33 machine screws with washers and nuts
#12 X 1" self tapping hex head with neoprene washer
You will need to figure out the resistor values needed for each LED system in your grow light design. We are constantly updating our new lights with the best LEDs available at the time. The key is the exact color (wavelength) of LED you use. The values given above are for example only.
Cool Efficient Light (CEL) by Richard Tyler Greene Jr is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License.