Features:

1. Accurate, fast and reliable: fingertip pulse oximeter can accurately test in less than 8 seconds.

2. Detachable box for use to protect the device when not in use, lanyard, convenient to use as a wrist strap or wear on the neck.

3. Sports enthusiasts: For pilots, sports enthusiasts, skiers, cyclists or high-altitude rock climbers, it is a reliable companion for quick and easy reading of oxygen saturation.

4. Good quality: This product is made of high-quality materials, exquisite workmanship, very good quality and long service life.

5. Portability: This product is small in size and light in weight, very convenient to carry around. Description: Designed for sports and aviation enthusiasts, can be used as a heart rate monitor, does not take much space and can be easily taken away. Specifications: Color: blue+white Material: plastic Battery: 2 AAA batteries (not included) Package Included: 1 pc*oximeter 1 pc*sling 1 pc*manual

Notes:

1. Please allow 0-1 inch error due to manual measurement.

2. Item color displayed in photos may be showing slightly different from real object.