This instrument is developed for the easy and safe removal and trimming of excess gutta-percha and thermal dense filling in your endodontic cases.It is composed of endo-remover and trimmer operated by rechargeable batteries, which are included in the package.
It allows easy trimming of excess GP without the need of Heating an instrument. 
It removes the potential hazard of causing a burn on the patients lip or mouth . 
Safe and convenient to use. 
You will wonder how you ever did without one. 
to view a video , check this thread
https://youtu.be/Yk9RJCVaZ4M