The product is a magnetic fastener designed for the DJI FPV Remote Controller 3, compatible with Avata 2, Goggles 3, and Flying Glasses V2. It is made in Mainland China and is suitable for use with windows. The high-concerned chemical aspects of the product are not specified. This accessory provides a secure and convenient way to attach the remote controller to a window while flying, offering a hands-free experience for pilots.
eBay