---
sensor:
  # Batterie volt
  - platform: adc
    pin: ${pin_vbatt}
    name: 'Battery Voltage'
    id: 'Battery_voltage'
    attenuation: 11db
    unit_of_measurement: 'V'
    icon: 'mdi:battery-high'
    device_class: 'voltage'
    state_class: 'measurement'
    accuracy_decimals: 3
    filters:
      - multiply: 2
      - calibrate_linear:
          # Map 0.0 (from sensor) to 0.0 (true value)
          - 0.0 -> 0.0
          - 4.0 -> 4.0
    update_interval: ${update_interval}

  # Battery %
  - platform: adc
    pin: ${pin_vbatt}
    name: 'Battery level'
    id: 'Battery_level'
    attenuation: 11db
    accuracy_decimals: 3
    unit_of_measurement: '%'
    filters:
      - multiply: 2
      - calibrate_linear:
          # Map 0.0 (from sensor) to 0.0 (true value)
          - 3.18 -> 0.0
          - 4.20 -> 100.0
    update_interval: ${update_interval}