Given this shared module code, what will be the output when FeatureComponent uses SharedButtonComponent?

Given this shared module code, what will be the output when FeatureComponent uses SharedButtonComponent?

@NgModule({
  declarations: [SharedButtonComponent],
  exports: [SharedButtonComponent]
})
export class SharedModule {}

@NgModule({
  imports: [SharedModule],
  declarations: [FeatureComponent]
})
export class FeatureModule {}

If FeatureComponent template contains <app-shared-button>Click</app-shared-button>, what happens?