How long will Spectrum Tubes last? david369 April 23, 2021 12:27 Updated Follow The Spectrum Tubes will last 1-2 years or longer depending type of tube and usage pattern. Related articles Can you add/remove recipes from the BioCharger LCD panel? What is the difference between the Arc Rod and black Nylon Plug? Why are Neon Spectrum Tube Colors Different How is this different from previous versions of the BioCharger? How do I contact support? Comments 0 comments Article is closed for comments.