HLG 550 V2 R spec LED Grow Light Power Cord:NEMA 6-15P 240V • Lightweight and easy to

• Lightweight and easy to refill

These four products combine to form the backbone of HN's natural feeding schedule and can easily be expanded with more natural Humboldt Nutrients additives and products

KALIX Nitrogen is fully soluble and derived from ammonium sulfate

It's Spanish for green

HLG 550 V2 R spec LED Grow Light Power Cord:NEMA 6-15P 240V • Lightweight and easy toNOTICE: This listing is for flowering and full cycle only. Click here to see Veg spectrum option. The HLG550 V2 R spec Commercial Indoor Horticulture LED grow light is designed to replace a single ended 1000watt HID. Each HLG 550 V2 uses 4 of our custom designed full spectrum high efficiency white light quantum boards with Samsung LM301B and Deep Red LED 660nm . Learn more about the individual QB 288 boards here. This unit is dimmable, with wattage