Display mode:2.8'' color screen
Screen resolution: 240* 320
SpO2 measurement range: 0 % ~ 100 %(resolution: 1 %)
Accuracy: 70%~100%: ±2%
0%~69%: unspecified
PR measurement range: 30 bpm~250 bpm(resolution: 1 bpm)
Accuracy: ±2 bpm during the pulse rate range of 30 bpm ~ 99 bpm and ±2% during the pulse rate range of 100 bpm ~ 250 bpm.
PI(selection function) measurement range: 0 % ~ 20 %
Accuracy: 1% ~ 20 %, allowable absolute error: ± 1 %;
0 % ~ 0.9 %, allowable absolute error: ± 0.2 %
Accuracy under low perfusion: low perfusion 0.4 %, SpO2 accuracy: ± 4 %; PR accuracy: ±2 bpm during the pulse rate range of 30 bpm ~ 99 bpm and ±2% during the pulse rate range of 100 bpm ~ 250 bpm.
Light interference: compared to the values measured in normal condition and ambient light condition, the deviation: ≤ ± 1 %.
Power consumption: ≤ 0.84V·A
Working voltage: DC3.3V ~ 4.2V
Battery: A rechargeable built-in lithium battery, after the power failure of the equipment, the battery can continue to work.
Battery life:Charging and discharging not less than 500 times
Safety class: ClassⅡ, type BF applied part