Convenient size and weight for spot check monitoring. Automatic standby and power-off. Stores up to 100 patient ID's and 200 measurements. Data transfer to PC for storage or printing. Convenient AA size alkaline or rechargeable batteries.Suitable for Adult, Pediatric, and Neonatal PatientsCompact, Light For Noninvasive Spot-Check Measurement Of Functional Oxygen Saturation Of Arterial Hemoglobin. Automatic Standby, Power-Off And Record Management. Up To 100 Patient Ids And 200 Records Storage. Data Transfer To Pc For Storage Or Printing. 4 Aa Batteries. Suitable For Adult, Pediatric, And Neonatal Patients.3 Year Warrantyreplacement Finger Probe Hcs512D, Replacement Sensor Band Hcs518Afor Protective Cover See Item # Hcsmind50Cswc (With Clip) Or Hcsmind50Cs (Cith Out Clip)" Case Pack 1