Product: Pulse Oximeter Brand: CONTEC Model: CMS50D1 Features: Hemoglobin oxygen saturation-SpO2 (percent) Measuring the heart rate in beats per minute ( bpm) Recording data by yourself USB Computer Interface Software for analyzing, viewing, and printing the data Four numeric six-way LED orientation display for easy reading Graphical monitor or bar interface options with audio signals and waveforms Adjustable gloss show High and low limit alerts One Operation Button Turns off automatically when not in use Powered Battery Battery life expected to exceed 30 hours of use Low Alarm Battery
