Sun System P4000 HelioGrow LED Grow Light for Indoor Plants - 400 Watt, High Efficiency Full Spectrum Dimmable Diodes, Daisy Chain up to 512 Units, 2 Year Warranty, Mounting Hardware Included — Open-Box, 41% Off

High-Quality Durability: Equipped with 1,084 premium diodes and a corrosion-resistant lens cover to protect the diodes from moisture, humidity and other residue in a high demand indoor growing environment. Backed by a 2-year warranty, the durable build ensures reliable plant lighting for years of consistent results

Efficient, Powerful, Full-Spectrum Lighting: The full spectrum, high density LED layout shines with sun-like lighting ideal for all stages of the plant life cycle. The HelioGrow delivers a uniform PPFD covering a 4’x4’ area during the vegetative stage (3’x3’ flower stage) driven by highly efficient chips

Integrated Dimmable Controller: Control the intensity of lighting with four push button brightness levels catered to the evolving needs of your plants as it grows. Easily adjustable mounting hardware is included to provide even more control of light intensity. Ideal for hydroponics or indoor gardens, it supports vegetables, fruits, herbs, and flowering plants

Memory Function Reliability: The HelioGrow LED features a built-in memory function that restores brightness settings after power disruptions, eliminating the need for manual resets and enabling simple on/off control. This ensures consistent lighting and stress-free plant care every time

Lighting Controller and Daisy Chain Compatible: Built to scale with your needs, and integrate into any setup, this fixture is compatible with most standard RJ12 controllers for external brightness and timing control. Daisy-chain up to 512 units for an efficient network of grow lights. Great for all size setups from small to large-scale