Features:

1. Quality OLED display. 2. Parameters: SPO2 (Pulse Oxygen Saturation), PR (Pulse rate) 3. Mini, portable and simple operation. 4. Accurate reading, a few seconds to get data. 5. Automatically power off in 8 seconds when there is no signal. 6. Suitable for outdoor sports, mountaineering and Home Family health care. 7. Suitable for the elderly, people with breathing problems, or people who often like sports.

Please Note:

The oxygen saturation of normal human arterial blood is 98%. If it is less than 94%, it is regarded as insufficient oxygen supply. In addition, normal people's pulse rate and heart rate are the same. Generally between 60-90 times per minute. However, in the event of exercise and stress, the heartbeat may increase.

Packing list:

- 1 x Pulse Oximeter - 1 x English User Manual - 1 x Rope - 1 x Storage Bag (Depending on whether you choose it) (Due to aviation restrictions, AAA batteries are not included)

Specifications:

- SpO2 Measurement range: 70~100% Resolution: ±1% Accuracy: ±2% (70%~99%), unspecified (<70%) - Pulse rate (PR) Measurement range: 30~250 bpm Accuracy: ±1bpm - Perfusion Index (PI) Measurement range: 0~30% Accuracy: ±1% - Power: 1.5V (AAA size) alkaline battery x 2 - Working current: ≤30mA - Operating Temperature: 5-40 degrees - Storage/Transportation Temperature: -10 to 40 degrees Celcius; - Ambient Humidity: 15-80% on operation.

Return Policy Details:

1. If you have a defective item, you want to return or discount. Please contact us within 2 days from you receive the shipment. 2. We will refund the money to you when we get the return items or replace item for you. 3. All return items must be returned with it's original packaging and accessories. Customer is responsible for shipping charges on returned items.

Guarantee：

1. 12 months Manufacturer's limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty. 2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. You agree to all of the above-listed policies upon ordering on aliexpress!

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