As an Amazon Affiliate, I tested different products that I know are hard to find. Here is the WiFi dongle for Chrome Flexed devices. https://windycityestore.com/products/150...-usb-wifi-adapter-for-raspberry-pi-lotekoo-wireless-network-card-adapter-wifi-dongle-for-desktop-laptop-pc-windows-10-8-7-mac-os

I tried and tested this for Chrome OS flexed devices. https://windycityestore.com/products/150...-usb-wifi-adapter-for-raspberry-pi-lotekoo-wireless-network-card-adapter-wifi-dongle-for-desktop-laptop-pc-windows-10-8-7-mac-os