The body is designed with special light technology to ensure that the value is still accurate under strong light test conditions The screen is made of color OLED, with dual value display of blood oxygen pulse, pulse waveform and histogram display The product has low power consumption and is suitable for long-term use. When the battery voltage is low, there is a warning display Automatically shut down in 8 seconds when not in use MAIYUE -SpO2 ? Display mode: HD dual-color OLED screen ? Blood oxygen saturation: Blood oxygen saturation: measurement range: 70%~99% Measurement accuracy: ±2% within the range of 80%~99%, ±3% within the range of 70%~79%, No requirement for less than 70% Resolution: blood oxygen saturation ±1% Pulse rate: Measurement range: 30BPM~240BPM Measure accuracy: ±1BPM or ±1% of the measured value (whichever is greater) ? Use environment: Use temperature: 5?~40? Storage temperature: -10?~40? Ambient humidity: 15%~80% when working, 10%~80% storage Atmospheric pressure: 86kPa~106kPa Measurement method: Non-invasive, continuous measurement of human arterial blood oxygen saturation and pulse rate ? Battery type: AAA 1.5V *2 PCS Power consumption: less than 30-50mA ? Closing method: No operation for 8 seconds, automatic shutdown MAIYUE YM201 OLED blood oxygen meter [Screen is easy to see and read] -The MAIYUE pulse oximeter is intended for sports and aviation use only and is not a medical device. Please note:There's a very thin screen protective film which can be removed before use.

[Screen is easy to see and read] -The MAIYUE pulse oximeter is intended for sports and aviation use only and is not a medical device. Please note:There's a very thin screen protective film which can be removed before use. ✓ COMPACT AND PORTABLE: Very light and small, it will carry more easily allowing you to take measurements anytime and anywhere. New design (white and grey or white and blue), the finger oximeter has a comfortable grip. The kit also includes a convenient lanyard for hanging around the neck or wrist, two AAA batteries for immediate use, a hard case (carrying pouch) and a French/English manual included with the pulse oximeter. ✓ EASY TO USE: To measure the oxygen values SPO2 or BPM beats, place the index finger or another fingertip into the pulse oximeter and press the power button (rotary display function). The measurements of the device are also simply displayed on your smartphone as both a pulse graph and will show the value (rate). An alarm can warn you in case of an abnormal level on the monitor. Blood Oxygen Monitor. ✓ SMARTPHONE APPLICATION: Instantly read bluetooth oximeter data on your smartphone. Download the free "AILINK" app, available in IOS and Android. Allows automatic recording of results and history tracking. View your data with other people, your relatives or your doctor to monitor your health. Co2 Sensor Meter. ✓ ACCURATE AND RELIABLE: This portable electronic oximeter accurately measures blood oxygen saturation (SpO), heart rate (HR) and perfusion index (PI), the result is displayed on a digital LED screen or your smartphone. It will automatically turn off 8 seconds after use. Simple and reliable medical oximeter. Certified medical device.