The Yield Lab MH 400 lamps provide an ideal spectrum for proper vegetative growth. The bulb emits an intense blue light for fast plant growth.

Specifications:
Warranty: 1 Year

Power: 400 watts (High efficiency)
Expected Life Span: 10,000 hours
Lumen: 36,000 lumens
Color Temperature: 5,500K
Contains blue spectrum which is best for vegetation
High lumen output efficiency
Best choice for propagation
Fit for all standard 400 watt HPS grow light systems
Pass UL and CE