Product name: OLED
Measurement range: 35%-100%
Resolution: 1%
Accuracy: 70%-100%,±2%; 35%-69% no definition
Pulse Rate: Measurement range: 25bpm-250bpm
Resolution: 1bpm
Accuracy: ±2bpm
Power supply: 1.5V
Alkaline Battery Voltage: DC 3.0V
Working current: 30mA
Working temperature: 5℃-40℃(41℉-104℉)
Storage temperature: -10℃-50℃