Accessories included: 2 pcs AAA batteries, neck strap, silicone protective cover, zipper cover.
Model 4000 is designed for non-invasive measurement of blood oxygen saturation (SpO2) and heart rate. Use is suitable for adults and children over 4 years of age. Suitable for use at home, in clinics or in hospitals. Features: heart rate and SpO2 are displayed on the screen, equipped with light, compact design, weight 50g, very easy to use, automatic shut off within 8 seconds after removing finger, low power consumption.