Measurement of arterial oxygen saturation (SpO2), heart rate (pulse) and pulse modulation index (PMI) Symbol display for inaccurate measurement Particularly suitable for persons with:Heart failure,Chronic obstructive pulmonary diseases,Bronchial asthma Also suitable for sports at high altitudes Colour display with 4 available views Adjustable display brightness Graphic pulse display Small and light – for use at home and on the move Automatic switch-off Low battery indicator Incl. strap and belt pouch Medical device Product designation Pulse oximeter Available views 4 Battery-operated yes Batteries 2 x 1.5 V AAA batteries Colour display yes Medical device yes Product weight approx. 55 g Product dimensions 57 x 35 x 30 mm CE yes