Stunning 1.19” Super AMOLED Display: Enjoy vibrant visuals and sharp 390x390 resolution with a 1000 nits brightness, perfect for clear readability even in bright sunlight. Long-Lasting 5-Day Battery Life: Powered by a 250mAh battery, the Fastrack Noir Pro lasts up to 5 days on a single charge, keeping you connected and active with minimal recharging needed. Seamless Compatibility with iOS & Android: Easily sync with both Android (5.0+) and iOS (9.0+) devices. Receive notifications, control music, and stay in touch with built-in BT calling. Advanced Health Tracking Suite: Keep an eye on your health 24/7 with continuous heart rate monitoring, SpO2, sleep tracking (REM & deep sleep), stress, mood tracking, and more. Stay motivated with real-time insights.