Model Number: XR-M032-003 Brand Name: Xuerui Key Specifications/Special Features: Specifications:OLED Wrist Pulse Oximeter, With USB InterfaceParameter: SpO2, pulseSpO2 range: 35 to 99% (accuracy: ±2% at 70 to 99%)Pulse rate: 30 to 255bpm (accuracy: ±2% at 30 to 255bpm)

Power consumption: less than 60mA

Resolution: 1% for SpO2 and 1bpm for pulse ratio

Measuring accuracy: ±2% in stage of 70 to 99% for SpO2

Unspecified in stage of 35 to 69% for SpO2

Battery: 2 standard 1.5V AAA alkaline batteries

Interference resistance capacity against ambient light: deviation is smaller than ±1%

Dynamic blood oxygen monitoring assists to assess severity of sleep apnea

Suitable for hospitals, family, communities, health care and sports

Small and exquisite design

Convenient to use in anywhere

Test SpO2 and pulse frequency, OLED display, pulse waveform and numerical value can be displayed

Solid-state memory storage, data will not lose when power down

Special functions: Bluetooth, USB connection, data can be stored in computers or iPhone/iPad devices for future reference