WindDirection::class, 'monitored_at' => 'date', ]; protected $fillable = [ 'device_id', 'agricultural_base_id', 'wind_speed', 'wind_direction', 'wind_degree', 'air_humidity', 'air_temperature', 'air_pressure', 'co2', 'noise', 'illumination', 'daily_rainfall', 'pm25', 'pm10', 'monitored_at', ]; }