Power mode: 3 1.5V AAA 7-cell batteries (This product does not contain batteries, please purchase separately)Specification: 9.7cmx6.1cmx16.1cmGross weight: 270 gramsApplicable parts: manualDisplay mode: 2.4 inch color LCD displayOxygen saturation: oxygen saturation: measurement range: 70% to 99%Measurement accuracy: ±2%, in the range of 80% to 99%,70% to 79% in the range of ±3%,No need for 70% or lessResolution: blood oxygen saturation ± 1%Operating environment: Working temperature: 5 ° C ~ 40 ° CStorage temperature: -10 ° C ~ 40 ° CAmbient humidity: 15% to 80% when working from 10% to 80% storageAtmospheric pressure: 86kPa~106kPaMeasurement method: non-invasive, continuous detection of human arterial oxygen saturation and pulse rateBattery model: 3 1.5V 7 AAA batteriesPulse frequency: measuring range: 30BPM~240BPMMeasurement accuracy: ±1BPM or ±1% of the measured value (larger value)
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