Fixture Specifications: Light Source: Samsung LEDs PPF: 1,792 μMol/s Fixture Efficacy* (100% - 50% power)*: 2.8-3.0 μMol/J Input power: 640W Input voltage: Options up to 480V Fixture dimensions: 33L x 34W x 4.25H in Weight: 34 lbs Thermal management: Passive BTUs/ hour: 2,183 Dimming: 30% Lens angle: 100° CRI: 92 Control interface: Wall-mounted OLED panel L90: 50,000 hours Power supply rating: 100,000 hours Certifications: IP67, DLC Hort Listed Communication protocol: RS485, 0-10V w/ Converter or Ethernet w/ Converter Mounting: Universal Hanging.