And when you are performing the equivalent action on Siri, your device is passing that information to a remote server which is processing the request and then returning an answer, in pieces, back to your device.
In many cases all the manufacturer has to do is show that a device is reasonably safe and "substantially equivalent" to other legally marketed devices.
Pyron uses an acrylic concentrating lens, which focuses the equivalent of the light from 6, 500 suns on a small optical device, which then spreads it across the surface of the solar cell.