Spectrum King LED is at the forefront of technology and innovation in horticultural and agricultural lighting. From a small test garden up to massive commercial spaces Spectrum King LED has fixtures that will save you 50-70% off your power bills and run quietly and efficiently for years to come. We design and manufacture LED fixtures in the USA for multiple industries including medical, government, military, commercial and agriculture and have been for almost 10 years. When crop quality and consistency matters look no further than the full spectrum offerings from Spectrum King LED.