Color:#1 Feature: 1. O L E D display screen which is energy saving and you can see it in the night and 6 display mode meeting different demands. 2. It is suitable for detecting body oxygen saturation and pulse rate in families, schools and physical examination centers. 3. Featuring body oxygen, pulse, bar chart, pulse waveform display and there is an operation menu for easy function setting. 4. When there is no signal, the oximeter will shut down automatically after 8 seconds to extend the battery life. 5. Compact and light weight, easy to carry, suitable for various finger sizes. 6. With beeping sound, it can be set to open and close according to your needs. Specification: Condition: 100% Brand New Item Type: Body Oxygen Meter  Material: ABS Optional Color: #1: Grey, #2: Blue Display Mode: 0.96in HD O L E D Screen Body Oxygen Saturation Measuring Range: 70%-99% Body  Oxygen Saturation Measuring Accuracy: ±2% (80%～99%), ±3% (70%～79%) Pulse Rate Measuring Range: 30BPM-240BPM Pulse Rate Measuring Accuracy: ±1BPM or ±1% of the measured value (larger value) Battery: 2 x 1.5V AAA Battery (Not Included) Size: Approx. 5.8 x 3.6 x 3.2cm / 2.3 x 1.4 x 1.3in Weight: Approx. 54g / 1.9oz Package List: 1 x Body Oxygen Meter  1 x Instruction 1 x Rope Note: Please allow 1-3cm error due to manual measurement. Thanks for your understanding.
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