Pulse Oximeter A2 TFT Finger Oximeter Fingertip Spo2 Monitor Oxygen TFT LED Pulse Oximeter 血氧儀

Features:1. Display parameters: SPO2, PR, PI,RR2. Display mode: automatic 4-direction screen rotation (6 different display modes)3. Advantages: light weight, easy to operate, easy to carry, and most importantly, 8-hour sleep monitoring4. Screen display: TFT screen color, SpO2 waveform.5. Accuracy range: Accuracy ±4% or even low perfusion below 0.1%.6. Power and service life: 2 AAA batteries can be used continuously for 20 hours.Blood oxygen saturation measurement range: 70%~99%Pulse rate measurement range: 30BPM~240BPMBlood oxygen saturation measurement accuracy: ±2% in the range of 70%~99%, ≤70% undefinedPulse rate Measurement accuracy: ±1BPM or ±1% of the measured value (whichever is greater)SpO2 Resolution: SpO2±1%Blood perfusion index: ≥0.2%,±0.1% Power consumption: less than 30mAhAutomatic shutdown: 8 seconds automatic shutdown, no operationAmbient temperature: 5℃~40℃Storage humidity: 15%~80% when working, 10%~80% storageAtmospheric pressure: 70Kpa~106Kpah