Hi to everybody.
I'm new to RIU and English isn't my native.
I found RIU good place to stay so I start my poor man's grow under Prolight opto cobs with you fellows.
Feel free in this thread and correct my English if possible
Some data
Leds
4 pcs - Prolight opto PACJ-28FNL-EC47N
CRI=95
117lmw...
