Screen:1.5inch OLED/LED(red, green, white)
Item on Screen:SpO2,Pulse Rate,
Oxygenated hemoglobin saturation (SpO2)
SpO2 Measurement range: 70-99%, ±2 digits
Analytic: 1%
Accuracy: at 70% – -99%±2%
Pulse repetition rate (PR)
SpO2 Measurement range :30 BPM – 250 BPM ±3digits
BPM solutions: 1
Accuracy :1% or 1 BPM
Buzzer Speaker :Yes
Battery Capacity:Two AAA(no battery in shipment)
Working Current:25mA~50mA
Operating Temperature:-10℃ to +40℃
Operating Humidity:15%~95%
Atmosphere Pressure:70~106kpa
Dimension:57*30*31mm
Weight:28g