Grow lights / MARS HYDRO / Dimmable 4ft greenhouse LED grow light
MARS HYDRO

Dimmable 4ft greenhouse LED grow light

$190
Last updated 2026-11-03

This 4ft LED grow light is designed for use in greenhouses and 2x4 grow tents. It features a dimmable full spectrum output, allowing for precise control over the light environment. The elongated shape is perfect for supplemental lighting in larger glasshouses or as a primary source in narrow tents.

The fixture is built to handle the varying conditions of a greenhouse while providing consistent light quality. It helps extend the growing season by providing the necessary light during shorter winter days. The dimming function is useful for acclimating young plants to higher light intensities gradually.

With its robust construction, this light is meant for serious gardeners who require reliable performance. The full spectrum coverage ensures that plants receive the correct wavelengths for every stage of their development. It is a versatile tool for improving plant quality and yield in controlled environments.

Dimmable 4ft greenhouse LED grow light
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