text: """Support for Flipr binary sensors."""
  from __future__ import annotations
  
  from homeassistant.components.binary_sensor import (
      DEVICE_CLASS_PROBLEM,
      BinarySensorEntity,
      BinarySensorEntityDescription,
  )
  
  from . import FliprEntity
  from .const import DOMAIN
  
  BINARY_SENSORS_TYPES: tuple[BinarySensorEntityDescription, ...] = (
      BinarySensorEntityDescription(
          key="ph_status",
          name="PH Status",
          device_class=DEVICE_CLASS_PROBLEM,
      ),
      BinarySensorEntityDescription(
          key="chlorine_status",
          name="Chlorine Status",
          device_class=DEVICE_CLASS_PROBLEM,
      ),
  )
  
  
  async def async_setup_entry(hass, config_entry, async_add_entities):
      """Defer sensor setup of flipr binary sensors."""
      coordinator = hass.data[DOMAIN][config_entry.entry_id]
  
      async_add_entities(
          FliprBinarySensor(coordinator, description)
          for description in BINARY_SENSORS_TYPES
      )
  
  
  class FliprBinarySensor(FliprEntity, BinarySensorEntity):
      """Representation of Flipr binary sensors."""
  
      @property
      def is_on(self):
          """Return true if the binary sensor is on in case of a Problem is detected."""
          return (
              self.coordinator.data[self.entity_description.key] == "TooLow"
              or self.coordinator.data[self.entity_description.key] == "TooHigh"
          )
  