Do they also need to be (energetically) cleansed? Does the effect diminish over time?

Penta Power Tags – as long as they are not (visibly) damaged – continue to work without diminishing or requiring maintenance. Because they transform energies and do not “store” burdensome energies, they do not need to be they also do not need to be energetically cleansed or discharged as as is the case with crystals, for example.

Penta Power Tags no maintenance required