$14 with coupon for Digital Fingertip Pulse Oximeter from GearBest

Description:
In order to reach your healthy lifestyle goals, it is important to know and understand your blood oxygen saturation. This oximeter is simple to use. Once fingertip is placed in the padded clip and power is switched on, the oximeter will begin measuring blood oxygen levelsandpulse.Auto power off function makes it more energy-efficient.Main Features:
●Care for health: Convenient to measure blood oxygen levels and pulse
●OLED screen display: Newly designed with adjustable OLED screen, you can easily read the results from four orientations
●High-speed sensor: Built-in high-speed sensor, only 8 seconds, you can read the measurement results
●Auto power off: The oximeter turns off automatically 10 seconds after finger is removed, good for energy conservation
● High quality: The oximeter is crafted from high quality, lightweight materials, durable and portable
● Compact size: Mini and portable body, easy to use at home or carry in your trip
● Suitable for: Kids and adults
● Power: Works with 2 AAA batteries ( not included )How to use:
● Blood oxygen saturation and pulse rate are measured with the touch of one button.
● Please add the powered by 2 x AAA batteries ( not included ) and just put your one finger into the oximeter that the data will display on the screen.
● Oximeter turns off automatically 10 seconds after the finger is removed.