SpecGrade LED, a US-based industrial LED lighting manufacturer, announced its progress of LED grow light. Its horticultural lighting products have been certificated by Underwriters Laboratory (UL) and approved by the DesignLights Consortium (DLS). The company’s LED grow light series, the Verta-8 and Verta-4, acquired the UL 8800 Certification offered by UL. The certification was set due to the uniquely harsh environment of a grow facility, where dust, dampness, and air debris combined with high temperatures and humidity combine to create a unique ...