device.rb

class Device
  include TempSensors
  include LightSensors
end

light_sensors.rb

module LightSensors
  PROPERTIES = [
    :light_sensor_1,
    :light_sensor_2,
  ]
  expose_properties *PROPERTIES
end

temp_sensors.rb

module TempSensors
  PROPERTIES = [
    :temp_sensor_1,
    :temp_sensor_2
  ]
  
  expose_properties *PROPERTIES
end