1.Energy saving reduced HVAC 30%-40% consumption 2.Designed for commercial horticulture cultivation 3.Made with Use SAMSUNG and OSRAM diodes 4.Newest Dimmable 2.7-2.8 Umol/J Greenhouse Commercial Led Grow Lights Bar 5.Professional supplementary top-lighting for canopy penetration 6.High quality Chip-on-board (COB)LED technology 7.Ballast could be attached to the Led tube as well as hanging on the wall 8.Spectrum designed for both veg and bloom stages 9.Knob dimming ballast Foldable mounting brackets 10.Lightweight fixture and ballast 11. ETL FCC CE approval 12. 5 Years quality warranty