Fitbit Sense 2

Display: 1.58-inch AMOLED touchscreen Health Sensors: Heart rate, ECG, SpO2 (blood oxygen), skin temperature, cEDA stress sensor Fitness Tracking: 40+ exercise modes with built-in GPS Battery Life: Up to 6+ days Water Resistance: 5ATM (up to 50 meters) Connectivity: Bluetooth, NFC (Google Wallet), GPS + GLONASS Smart Features: Call, text & app notifications, Google Maps, Alexa voice assistant Compatibility: Android & iOS devices Build: Aluminum case with Gorilla Glass protection