Product performance:
Display mode: 1.1 inch color OLED display
Display resolution: 96 * 64
Accuracy: 70% ～ 100%: ± 2%, less than 70% undefined
Pulse rate measurement range: 30bpm ～ 250bpm (resolution is 1bpm)
Accuracy: ± 2bpm or ± 2%, whichever is greater
Error under weak perfusion: when the pulse filling degree is 0.4%, the oximeter can correctly display the values of blood oxygen saturation and pulse rate, the error of blood oxygen saturation is ± 4%; the error of pulse rate is ± 2bpm or ± 2% Take the larger value.
Anti-interference ability of ambient light: Compared with the measurement value under dark room conditions, the measured value of blood oxygen under indoor natural light and existing illumination light source is less than ± 1%
Power consumption: no more than 30 mA
Working voltage: DC 3.0V
Battery: 2 AAA 1.5V alkaline batteries
Battery working time: minimum sustainable working for 20 hours, theoretical value is 32
Safety type: internal power supply device, BF type application part
Net weight: 50g each
Packing information: 200 / box
Each box size: 490MM * 265MM * 490MM
