@mudala@mastodon.social
Just commenting to say I've got the exact same setup! I've also wondered about the birthday thing but now I've got a solution to try!
@niqdanger@social.linux.pizza
I got my kids sandisk players a few years ago called the sport clip.
Searching reveals they are discontinued. But related searches might yield a current product that hits your markers because the sandisk thing did.
@courtney
I use an opensprinkler pi hat for about 7 or 8 years and it has been great! Rock solid, the software works.. Make sure you take a back up of the setup after you get your zones and schedules all backed up because I've had software updates that wipe that. Good news backup is easy