Features:1. Screen: The large color display enriches your vision. Whether it is displaying the battery or displaying various content data, it can be clear and vivid.2. Easy to use: Self-adjusting finger clamp and simple one-button design for easy operation. Suitable for daily use, to measure your health at any time.3. Function: This product can display blood oxygen SPO2 value, heart rate pulse PR value, histogram, blood perfusion index PI. The unique PI index effectively reflects the pulsating blood flow.4. Energy saving: This product has low power consumption, and the two AAA batteries can last for more than 48 hours. When the battery voltage is too low, which may affect normal use, there is a low voltage warning prompt.5. Accurate measurement: It integrates the blood oxygen probe and the processing display module, and it also displays the volume waveform chart to ensure accuracy.Description:The screen has 5 levels of adjustable brightness, small size and easy to carry. It is widely used in households, oxygen bars, sports health care (used before and after exercise, not recommended during exercise).Specifications:Material: ABS + PCSize: 1.22*2.16*1.18inchSPO2 Measurement range: 35%～100%SPO2 Measurement accuracy: 70-99% ±2%SPO2 Accuracy rate: ±1%Pulse rate measurement range: 25BPM～250BPMPulse measurement accuracy: ±1BPM / ±1% of measurement resultWorking temperature: 5℃~40℃Storage temperature: -10℃~40℃Power supply: 2 * 1.5V AAA-batteries (LR03) (not included)Package Included:1 * Oximeter1 * Lanyard1 * English User ManualNotes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.

Features:1. Screen: The large color display enriches your vision. Whether it is displaying the battery or displaying various content data, it can be clear and vivid.2. Easy to use: Self-adjusting finger clamp and simple one-button design for easy operation. Suitable for daily use, to measure your health at any time.3. Function: This product can display blood oxygen SPO2 value, heart rate pulse PR value, histogram, blood perfusion index PI. The unique PI index effectively reflects the pulsating blood flow.4. Energy saving and environmental protection: This product has low power consumption, and the two AAA batteries can last for more than 48 hours. When the battery voltage is too low, which may affect normal use, there is a low voltage warning prompt.5. Accurate measurement: It integrates the blood oxygen probe and the processing display module, and it also displays the volume waveform chart to ensure accuracy.Description:The screen has 5 levels of adjustable brightness, small size and easy to carry. It is widely used in households, oxygen bars, sports health care (used before and after exercise, not recommended during exercise).Specifications:Material: ABS + PCSize: 1.22*2.16*1.18inchSPO2 Measurement range: 35%～100%SPO2 Measurement accuracy: 70-99% ±2%SPO2 Accuracy rate: ±1%Pulse rate measurement range: 25BPM～250BPMPulse measurement accuracy: ±1BPM / ±1% of the measurement resultWorking temperature: 5℃~40℃Storage temperature: -10℃~40℃Power supply: 2 * 1.5V AAA-batteries (LR03) (not included)Package Included:1 * Oximeter1 * Lanyard1 * English User ManualNotes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.