I love TRMNL for this exact type of usecase! Only ~$150, and you can self-host if you want.
I got the battery extension and it lasted more than 10 months (I have it on a 30 minute refresh). Highly recommend TRMNL if you want something to hack on without fussing with hardware.
alt Hacker News
I got the battery extension and it lasted more than 10 months (I have it on a 30 minute refresh). Highly recommend TRMNL if you want something to hack on without fussing with hardware.