The solar panels on a roll, manufactured by Israel’s Apollo Power (see here previously) have been independently tested and certified as safe for US and European use. It also allows them to connect to the Israeli electrical grid. Apollo has just done a deal with a Turkish company to fit panels on the top of buses and trucks.
https://nocamels.com/2023/09/solar-panels-on-a-roll-certified-as-safe-for-use-in-us-europe/