I have a HOB refugium that came with white LED lights. I have a chunk of chaeto in the HOB. Would grow lights like the ones in the below link be good for it...or would they promote algae?
https://www.ebay.com/itm/5pcs-SMD50...dPJeQ5M8vvb3fkp1dA:rk:2:pf:0&var=423047719866
https://www.ebay.com/itm/5pcs-SMD50...dPJeQ5M8vvb3fkp1dA:rk:2:pf:0&var=423047719866
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I don't see anything about water resistance though, so just make sure it can't and doesn't get wet 


