WATOMAN Obligation: We only offer High Quality and Original module lamps in variety series, ; Fast shipment, and Kindness Customer Service. Watoman is working in this Projector Lamp field for years.We only serve High Quality and Original module lamps for customers.WATOMAN Warranty : We provide 30 days refund without any reason, and 180 days warranty for any reason customer want to exchange.Compatible Models: INFOCUS IN5302/ IN5304/ IN5382/ IN5384 Projectors.