1、It supports battery level indicator, real-time display of values and waveform. 2、Small in volume, light in weight and convenient in carrying. 3、Suitable for being used in family, hospital, oxygen bar, community healthcare, physical care in sports. 4、Low power consumption, required only three AAA batteries(Not included). 5、With digital blood oxygen technology, anti - motion interference, anti - weak perfusion index, it has sound, text and visual alarm function. 6、2.4inch high-resolution LCD screen, nine brightness adjustment, can clearly display data in different environments. 7、Suitable for newborns, children, and adults, three types of probes are available. Condition: 100% Brand New Item Type: Handheld Pulse Oximeter Style: Newborn Infant, Children, Adult(Optional) Material: ABS Color: White Size: Approx.12.5x6.6x2.5cm / 4.9x2.6x1.0in Weight: Approx.226g/8oz Display Mode: 2.4inch color LCD display Degree of Blood Oxygen Saturation: Measuring Range: 70% ~99% Measuring Accuracy: Within the scope of 80%-99%: ±2% Within the scope of 70%-79%: ±3% Less than 70% are not required Resolution: Blood oxygen saturation ±1% Operating Environment: Operating Temperature: 5℃ ~ 40℃ Storage Temperature: -10℃ ~ 40℃ Ambient Humidity: 15% ~ 80% (working) 10% ~ 80% (storage) Atmospheric Pressure: 86kPa ~ 106kPa Measurement Method: Continuous examination of spo2 and pulse rate without trauma Battery: 3 x AAA battery(Not included) Pulse Rate: Measurement Range: 30BPM ~ 240BPM Measurement Accuracy: ±1BPM or ±1% of measurement value (take a larger value) 1 x Handheld Pulse Oximeter 1 x Probe 1 x English Manual