Entity filter card - values and not_state

[lolouk44]

Doh!

Howto create battery alert without creating a template for every device

Edit May 14th, 2019: The latest code and instructions are available on GitHub at: Original post: I have many battery powered devices that have various methods to track battery level. Some of my devices have a separate entity that just represents battery while most of them have a battery_level attribute. To make it even more complex, I have some devices that report an 0-100 integer and others that use strings (Low, Medium, Full, etc.). I’ve been wanting a way to identify any batteries that…