As I understand it, Ortlieb handlebar bag's Top 2 have a touch screen through the window material in the top of their lid, on a waterproof handle bar bag...
the premier model includes electrical contacts in the bag mount, so you can add the charge while you ride options with power from the hub dynamo on your bike..
https://www.ortlieb.com/us/ultimatesix-proe
and all comes off the bike with the QR bag mount..
....