Du kannst folgendes versuchen:
type: vertical-stack
cards:
- type: energy-date-selection
- chart_type: bar
period: day
type: statistics-graph
entities:
- sensor.home_assistant_core_cpu_percent
stat_types:
- min
- max
days_to_show: 7
energy_date_selection: true
title: Test
Statistics-Graph lässt die date-selection zu