The Sion solar EV features 456 half cells that are integrated into its body and add up to 245 km of range to the car’s battery pack, per week. It also supports fast charging and slow charging. Using a public fast charger the electric MPV can charge up to 80 percent in under 35 minutes.

from Times of India https://timesofindia.indiatimes.com/auto/electric-cars/finally-an-electric-car-that-charges-itself-under-the-sun-heres-how/articleshow/94960192.cms