Product introduction: MD300A Handheld Pulse Oximeter, accurately and quickly measure SpO2, Pulse Rate?waveform and pulse bar. Instead of the monitor at the bedside care program application. To reduce medical instrument costs for small clinics, and provide practical solutions. Widely used in hospitals?clinics and health care centers. Accurate Measurement Professional Guarantee 1. Accurately measure SpO2, Pulse Rate, waveform and pulse bar 2. 24-hour record storage; 3. Data storage and review can automatically generate SpO2 trend chart, and quick view the change of patients’signs. Innovational Design Exhibit Quality 1. With large body and blood oxygen waveform of the two display modes, satisfy a variety of needs; 2. Special design of acousto-optic alarms for non-normal state, help health care workers for the first time understand the change of patient signs; 3. Specially equipped with bracket, and widely used in clinical operation and bedside monitor; 4. Rubber jacket providing external protection. Ultra-long Standby and Portable 1. 4AA alkaline batteries or rechargeable batteries; 2. Support AC/DC power; 3. Support power adapter.