The modular design emits the perfect intensity averaging 550 u/mol/m2/s and Spectrum for the Vegetative stage of Cannabis and more! It features Passive cooling, very low heat output and redundant individualized power supply to each module. ETL certified IP66 water proof and DLC rating ensures all standards and codes are met. The rebuildable design allows you to recommission the light at the end of duty cycle. Post assembly quality control testing is conducted on all our products.