Sunmaster Cool Pulse Start Metal Halide, 600W nutrients-and-supplements crafted as a superior pest

crafted as a superior pest management tool

Used by more pro growers than any other brand so you can grow with confidence

High balanced output between 400 nm and 700 nm drives strong vegetative growth through flower

The bulbs are made in Germany by an ISO 9001 certified facility

Vegamatrix Amp-It provides an array of micro-nutrients in ratios proven to stimulate growth

Sunmaster Cool Pulse Start Metal Halide, 600W nutrients-and-supplements crafted as a superior pestSUNMASTER 600W COOL Sunmaster 600W COOL lamps are the growers choice throughout North America and Europe. Chemically weighted with stronger blue wavelengths, the 600W COOL encourages increased internodes while maintaining compact growth. The tailored spectral output promotes larger leaf area and thicker primary stems. E ballast compatible. 1 year warranty.