Sunmaster 400W MH Bulb Starlight Digital CO2 Controller – Precision

Digital CO2 Controller – Precision Climate Control for Maximum Yields

Perfect for both the Hydro Seedling Tray and the Open Mesh Seedling Tray

NPK Ratio (with Bud & Bloom): Approx

Is this water-soluble

Sunmaster 400W MH Bulb Starlight Digital CO2 Controller – PrecisionSunmaster 400W MH Balanced Spectrum for Healthy Vegetative Growth The Sunmaster 400W MH (Metal Halide) lamp is designed to deliver a bright, balanced spectrum that stimulates strong vegetative growth in indoor gardens. Its blue white output promotes robust stems, dense foliage, and well structured plants, making it an excellent choice for the early stages of growth. This 400W lamp is a perfect fit for smaller or medium grow spaces that require high