CountUP Timer

[dmcentire (Dennis McEntire)]

And this is one other thing I’ve been reading over:

How long switch has been on for?

I want to have a sensor for displaying how long my coffee machine has been on for. I have used the following code with the history_stats field: - platform: history_stats name: Coffee On entity_id: switch.coffee state: 'on' type: time start: '{{ now().replace(hour=0, minute=0, second=0) }}' end: '{{ now() }}' But this just totals up the amount its been on for the entire day. My coffee machines takes a minimum of 20 minutes to warm up, so just want to query how long i…