Air pods pro doesn’t show up on my iPhone, when the lid opens whit light keep blinking

Did the troubleshooting tips from this article not work, to connect your devices?

If your AirPods won't connect - Apple Support

If not, resetting them, as described in this related article, would be the next step:

How to reset your AirPods and AirPods Pro - Apple Support

If you can't connect to another iOS device either, this might be a hardware issue, and you will have to contact the official Apple Support about that:

AirPods Repair & Service - Apple Support

You're welcome 🙂