The Pulse Oximeter Provides A Simple Universal Tool for Patient Monitoring,from Spot Checks to Continuous Monitoring. Management, Review and Printing.Long Battery Life Up to 48 Hours on 4 AA and 36 Hours On NI-Mh Rechargeable Batteries (Optional Upgrade) Unit Comes with Carrying Case and Standard Reusable Db9 Adult Sensor. Disposable And Reusable Pediatric Sensors Or Neonate Wraps also Available