LCD display with backlight control Dual working modes: monitoring & spot check Numeric display with plethysmogram display Trend review and pulse-tone modulation (Pitch Tone) Nellcor OxiMaxTM inside Adjustable audio and visual alarms Powerful data storage capacity PatientCare Viewer software for PC data management Convenient AA size batteries for long term work Optional battery charger stand Automatic power-off function for power saving Measuring Parameters: Nellcor OxiMaxTM SpO2, PR, TEMP