Super High Pressure Sodium(HPS) Lamp is the classic and most popular choice for flowering rooms. High Pressure Sodium Lamps can be used through the vegetative and flowering stages, but the yellow spectral output makes them optimal for flowering.
Enhanced green and blue for more natural growth
Ultra high output: 2100 umols/s
Peaks in far-red range to stimulate metabolic activity in flowering
Long usable life: 90% at 10,000 hours