The display of screen: Blood oxygen nixie tube display
Dimension: 58mm*34mm*35mm
Range of blood oxygen measurement: 35%~100%
Blood oxygen accuracy: ±3%(70%~100%)
Range of pulse rate measurement: 30bpm~250bpm
Pulse rate accural: ±3bpm
Operating ambient temperature: 5°C ~40°C
The detecting item: Blood oxygen saturation, pulse rate








