In the video it appears to be only throttle controlled. I have no idea what kind of e-bike regulations India has, but I wouldn't be surprised if the answer is

In the video it appears to be only throttle controlled. I have no idea what kind of e-bike regulations India has, but I wouldn't be surprised if the answer is "effectively none". Hopefully they won't make the same mistake many other countries did with the pointlessly complicated class system for e-bikes.