Our machine has 1 calendar year warranty and our machine's cam/splitter/air distributor has daily life circle guarantee. The sealing and nitrogen purge packaging strategy is really a modified atmosphere packaging that works by using nitrogen to keep tablets and capsules clean in blister packs by changing oxygen with nitrogen. https://www.linpack.com/news/the-hidden-benefits-of-vacuum-packaging-machines-for-e-commerce-and-retail