• Here is a link to the full explanation: https://rollitup.org/t/welcome-back-did-you-try-turning-it-off-and-on-again.1104810/

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    Sorry for writing here, but your topics look really hi-end, i just bought plenty of chineese...

    Sorry for writing here, but your topics look really hi-end, i just bought plenty of chineese epistar bridgelux COBs. Are they really so terrible? Are they less efficient than HPS?
  2. A

    Chineese LEDs...

    can i just remove the chineese leds and replace them with clu048-1818?
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    Citizen CLU048 par map?

    Are theese clu048-1818 on alibaba really original? cos they are only 2$ piece... description: CLU048 1818, original CITIZEN cob, 3000K 80CRI
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    Chineese LEDs...

    Cant find any related grow diary. I just cant believe that they are soo bad...
  5. A

    Chineese LEDs...

    So the 600W HPS is better than 3000W (actual use 600W) of that crap? BTW they dont even have any reflectors integrated in it...
  6. A

    Chineese LEDs...

    So i am new to LEDs and hasn't spend much time researching and ordered bunch of 1500W COBs loaded with 5X300W epistar chips, 140$ a pieace. Are they worth trying or should i change chips in them for good results? research after buying is my thing =D
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