CCT (K): 2100k. Where other bulbs would lose efficiency & life-span if switched between settings, the Lumatek HID bulb can last an incredible 24,000 hours! Lumatek 250w Bulb. Lumatek 400w Bulb. Lumatek 600w Bulb.
The Lumatek 2100k HPS Sodium Grow Flower Lamp Bulb is ideal for hydroponic gardening due to its high-intensity profile, perfect for growing various plants effectively and efficiently.
