PHOTOBIO X3, 340W, 100-277V, S4 spectrumPHOTOBIOX3 340W 100 277V S4 Spectrum The PHOTOBIOX changes everything. We took a step back, evaluated all the fixtures on the market, and then set out to do things entirely different. The result is a 680W fixture delivering 15% more light to your canopy, using 35% less power than a 1000W DE fixture. Achieve record breaking yields while driving down operational cost. The spectrums were developed in a private research laboratory to drive flower yield