Propasecard is a firm card with reversible color-changing dots, giving an indication of the actual humidity percentage. It can monitor humidity levels as low as 5% or as high as 90%, providing a visual indication of the humidity level in a packing or environment.
When Propasecard indicates high humidity, users know to replace the desiccant and check the product. It’s typically used in situations where humidity can impact the product. The spots turn pink at different humidity levels, and the card can be viewed from outside when placed in a protective bag or cap. Its applications include electronics, military components, optical instruments, packaging, automotive sector, diagnostics, and artworks.