1. With low power consumption plus Low battery voltage indicator automatically standby or sleep. for 40 continuous hours of battery life.
2. LED display, simultaneous display for testing value and bargraph.
3. Anti-interference ability, only need to replace the battery, no calibration.
4. Small and lightweight, easy to operate and carry with lanyard.
5. Can be used for internal and external surgery, anesthesiology, pediatrics, emergency room and other clinical and oxygen bar, community health care, sports health and outdoor activities. this product is not recommended in the course of exercise and strong light use, not suitable for continuous use as a patient care.
6. Accurate measurement of blood oxygen value, pulse rate value.