For articles on how Pulse Packet (Puls2™) Sealing Technology works, please visit our News & Press Release section.  Another source is a white paper on the subject found at:  https://www.novaseal.com/puls2-sealing-technology-revolutionizes-heat-sealing/

Pulse Packet (Puls2™) Sealing Technology is a profoundly new patent pending technology only available under the Novaseal® branded label of fabric welders.  Technology outperforms impulse welding in every application.  And it is 100% Made in USA.