Features 1. The appearance is simple and fashionable, small and convenient to carry, and blood oxygen can be detected anytime and anywhere. 2. Combining the softness of silicone with ergonomics, the finger mold is formed with just one click for a better fit. 3. Accurate and reliable: Accurately measure your blood oxygen saturation level, pulse rate, and pulse intensity within 10 seconds, and conveniently display them on a large digital LED display screen. 4. Sports/Health enthusiasts: Suitable for mountaineers, skiers, cyclists, and anyone who needs to be monitored. 5. It can adapt to various finger sizes - the finger compartment is equipped with an intelligent spring system. Suitable for children aged 12 and above. Specification Material: ABS Color: White Size: 7.5 x 5.5 x 3.5 cm Weight: 35 g Package Include: 1x High-precision non-invasive Blood oxygen meter