lekai Fingertip Blood Oxygen Saturation Meter Oximeter Heart Rate Monitor LED

Description

Specification: Material: ABS Color: blue / yellow Battery: 2x AAA 1.5 alkaline batteries(not included) Voltage adapt range: 2.6~3.6V Power: 30mA Blood oxygen display range: 70~100% Plus rate display range: 30~240BPM Resolution: blood oxygen saturation is 1%, plus rate is 1BPM Accuracy: blood oxygen saturation 70%~100% is 1%, less than 70% no definition, pulse rate is 2BPM or 1% take the maximumPackage included: 1 x Pulse Oximeter