Win a free SF4000 LED grow light Created August 16, 2021 in Uncategorized Contest details SF4000 Full Spectrum LED Grow Light Samsung LM301B Diodes Dimming daisy chain High efficacy: 2.7umol/J, 2.5g/W Winner: 1 Category: Entry Frequency: one-time Facebook required: no Twitter required: no Giveaway You need to enable javascript to enter this campaign ! Powered byPromoSimple. Share on Facebook Share on Twitter