Product introduction: MD300I1 Handheld pulse oximeter, accurately and quickly measure SpO2, Pulse Rate, PI, waveform and Pulse bar. Excellent performance provides effective spot check and short time monitoring; widely used in hospitals and clinics and medical health care center. Accurate Measurement Professional Guarantee 1. Dual color OLED displays SpO2, PR, PI, waveform and pulse bar; 2. 10 ID setup; 72-hour data storage; 3. Data storage upload can automatically generate SpO2 trend chart, and quick view the change of patients signs; 4. Med View software for data analysis; Innovational Design Exhibit Quality 1. With big font and blood oxygen waveform of the two display modes, satisfy a variety of needs; 2. USB Data upload; Ultra-long Standby and Portable 1. 2 AA alkaline batteries can support 24-hour measurement; 2. Low power consumption;