GL HPS 400W Lamp Bulb - 2100K Wonder Imports It transforms a once confusing

It transforms a once confusing and complicated process into a user-friendly and fun experience

Built-in-Digital-Timer System to control two channels separately

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Expected Life Span: 29

GL HPS 400W Lamp Bulb - 2100K Wonder Imports It transforms a once confusingGrowLush HPS 400W Tubular Lamp Bulb 2100K This latest 400W High Pressure Sodium (HPS) Grow Light benefits: accelerate development and hearty flowering! HPS light is for better flowering, which is best for your plants chlorophyll production. The high output version lamp with 20% extra output. The increased Blue increases fruit weight and total number of branches, also maximum your yield. One lamp can be used for whole growling cycle, without