ConstructionRugged low-profile die-cast aluminum housing.UV stabilized polyester powder paint finish for durability and corrosion resistance.Can be used as High / Low Bay Light, Flood Light, Tunnel Light, Area Light etc.Suitable for indoor and outdoor warehouse, stadium, factory applicationsIndividual bar design, easy for maintenance and replacement.  ElectricalPower range: 40W to 400W1-10V/ PMW/ Timer dimming, 3 Timer Modes, Dim-to-Off with Standby Power ≤ 0.5WHigh-performance driver features over-voltage, under voltage, short-circuit and over temperature protection.Standard Universal Voltage: 100-277Vac, Input 50-60Hz. 200-480V as option.Total harmonic distortion: <20%Operating temperature: -40℃ to + 50℃ (-40℉ to 122℉)Power factor > 0.9 Optical System Precision engineered individual lenses made of optical grade Mitsubishi polycarbonate for maximum light intensity.Symmetrical distribution directs uniform light output through a specially designed optic len.Optical systems maintain an IP65 rating. Available in 3000K, 4000K, 5000K, 5700K, 6500K CCT.Efficacy 130lm/w as standard, 170lm/w optional, higher lumen output, precision light pattern ensures more energy saved.Minimum CRI of 70, 80, and 90 optional. Listings/CertificatesAOK i series LED light has been tested by UL authorized lab in accordance with IESNA LM-79 & LM-80.Listed to UL 1598 and UL 8750, UL File number: E364473.DLC Premium qualified, eligible for rebates.Suitable for wet locations.TUV GS CE RoHS CompliantWarranty5-year standard warranty, 10-year warranty optional. Please consult with our sales for a detailed agreement.