Ultrasonc clamp melts the nail hair with sound wave not with heat. It takes a little patience to get used to this system but it is very successful when installed correctly. The bonds usually last 3 months or so, and can be removed with isopropyl alcohol or pure acetone depending on the type of nail tips used.
The finished result looks like single strand by strand fusion and pre-bonded fusion methods.
https://www.youtube.com/watch?v=sq3U_wWjiZE