I have template sensors for all my Xiaomi devices which pull in the battery level so I can keep an eye on it in the frontend. [Capture] The issue I’m having is, I’m trying to make a monster card that only displays the devices with less than a certain percentage battery. I can’t seem to work out ho…

Removing the “attributes:” line and unindenting “state: ‘< 40’” should work

Thanks for your help - all working as expected now. [image]

How did you get those bat sensors? I’m looking to do almost the same with my xiaomi motion sensors and switches + cubes except I’d like to show all battery levels regardless of % How would I go about this?

NotoriousBDG, wrote a wonderful script: [image] Howto create battery alert without creating a template for every device Share your Projects! Edit May 14th, 2019: The latest code and instructions are available on GitHub at: Original post: I have many battery powered dev…

does this script still work? I just need copy the .py file in custom_components?

Just use the auto-entities card like below, and for alerts just use a template in an automation to check for low batteries. There is no need to clutter your system up with a template sensor for each battery device as you can work right off the attributes… - type: custom:auto-entities show_em…

Yest it works well, you should copy script .py to packages folder (create it if don’t have) In the begining of the script is a short manual with explanation how to use it.

I’m sorry, I used same code, but battery level of xiaomi door sensor not display - title: BATTERY background: var(--background-image) icon: mdi:battery cards: - type: glance title: Bedroom entities: - binary_sensor.door_window_sensor_158d0002e2e117 …

Monster card - battery level (template sensor)

Configuration Frontend

Grzech (Grzech) March 10, 2019, 9:52am 7

NotoriousBDG, wrote a wonderful script: