650W plant led grow light Lamp Luminous Efficiency(lm/w):170 Color Rendering Index(Ra):90 Support Dimmer:yes Lighting solutions service:Lighting and circuitry design Lifespan (hours):50000 Working Time (hours):50000 Application:Seed Starting, BLOOM, VEG PPFD渭mol/(m2路s):400-700 Working Temperature(鈩?:1 - 35 Working Lifetime(Hour):50000 Lamp Body Material:Aluminum IP Rating:IP65 Certification:ce, ETL, LVD Model Number:RL100A Light Source:LED Warranty(Year):5-Year Luminous Efficacy(渭mol/J):2.6 Light Output(渭mol/s):33000 Light Output PPF:1700 mol/s Input Voltage:100-277VAC Warranty:3 Years Efficacy:2.5 -2.8 mol/J @ 277 AC Mounting Height:6"-12"(15.2-30.5cm)Above Canopy Dimming:0~10 V AC Input Power:650W Manufacturer time:15 years Spectrum:Spectrum+660nm LED Light Source:Sansumg Lm301b + Osramn 660nm Input Voltage(V):100-277 High quality LED grow lights 650W FOR HORTICULTURAL LIGHTINGS Professional manufacturer supplies:LED grow light full spectrum 650W 315w 500w 630w 600w 1000w cmh hps grow lighting ballast with reflector for hydroponics Garden supply:High quality Vega&Alanod Reflector with 95% reflective materail Switch dimmer with 4 phase output power optional 0-10v dimming port: from 40%-100% power adjustable Customized brand is workable 3 years warrantyPlant Lamp website:http://www.colonboled.net/plant-lamp/