The Spectrum King 402+ 120˚ is the greatly upgraded version of its predecessor, the 400+. The SK 402+ is equipped with the same 120˚ lens, but has an improved passive cooling and is more powerful than the 400+. Its lumen, the amount of visible light per unit of time, has been increased to 46,000, an..
The only LED-grow light that is even brighter than the SK600, is the SK602. The Spectrum King SK602 therefore is the most powerful LED-grow light available in the market. At first sight, the SK602 and its predecessor (the SK600), are quite similar, yet taking a closer look there are some differences..