The Science of Horticultural LEDs
40:30
The Best 5x5 Grow Light: 9 Fixtures Tested, Analyzed, Compared, and Ranked
1:02:33
How to increase yield and quality with Dr Bruce Bugbee
13:36
Grow Lights 101: Best Plant Growth Spectrum Color? White vs Red/Blue LED + What is PAR & ePAR Light?
27:59
Far-red: The Forgotten Photons
10:45
Neil deGrasse Tyson Explains LED Lights
19:06
How LED Works - Unravel the Mysteries of How LEDs Work!
21:44
LED-Schaltungsdesign
3:15:53