Elite Medical is one of the industry leaders in pre-owned and new pulse oximeters. All of our refurbished pulse oximeters come with a standard 90 day warranty. New units will typically carry an extended warranty of 1-2 years. Our inventory is too extensive to list so feel free to request a price quote on any particular model. Elite Medical prides itself in providing very competitive pricing with many satisfied customers. We offer courteous service and quick response time. References will gladly be provided. We offer convenient payment options to facilitate your purchase.