Model: 500LED Specification: Illuminance: >140,000Lux Colour temperature: 3800/4400/5000 ± 500K Color reduction index(Ra):95 Illuminance depth: >1300mm Total irradiance:450W/m2 Size of light field:160-280mm Service life of illuminant:50,000h Power supply voltage:AC110-240v,50/60Hz Brightness adjustment:Automatic8-stage continuous light adjustment Lowest height of installation:2900mm Total power consumptio: 80W Total LED bulb quantity:108 pcs (18*6)