Monitor your oxygen levels and heart rate with ease using the FondCircle Smart Oximeter, a lightweight, portable, and user-friendly device designed for reliable, on-the-go health tracking. Featuring a clear OLED screen, it displays SpO₂ (oxygen saturation), pulse rate (25-250 bpm), and a range of (35-100%) with large, easy-to-read fonts for instant results | Fondcircle | | FPO-F1 Smart Pulse Oximeter | White | Best Buy