19v 90w AC power adapter for various HP Compaq notebook models; replaces 384019-001, 384019-002, 384021-001, 391172-001, 391172-002, 391173-001, 391174-001, 463552-001, 463953-001, 463955-001, 463958-001, 519329-002, 519329-003 463955-001