640W Full Spectrum Grow Light 660nm for Veg & Flower 6.5x6ft 2.8μmol/J High PPFD

Added 0-10V dimmable knob, more flexible to obtain perfect growth performance. Veg footprint is 6.2 x 6.2ft, Flowering footprint is 5x5 ft. 640W Foldable grow light. 640W spider bar light. 【Sunlike Full-Spectrum】 Infinite close to natural sun light, full spectrum (3000K,5000K) + Red 660nm.

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