Measures Oxygen Saturation – Spot-checks your blood oxygen levels and monitors your heart and pulse rate using fingertip measurement. Bluetooth Enabled – Connects with the Homedics Health+ app to view history and set reminders. Auto-Adjustable Display – Bright, easy-to-read screen with 4 viewing angles and pulse waveform graph for visual tracking. Comfort-Focused Design – Soft silicone finger padding for a comfortable fit; includes carrying bag, lanyard, and 2 AAA batteries. Lightweight & Travel-Ready – Compact and portable for easy use at home or on the go; includes a 2-year limited warranty.