【High-Res Display & Battery】Enjoy a 1.43” HD AMOLED touch display, protected by scratch-resistant glass. A robust 410mAh battery ensures 5-7 days of regular use and up to 30 days on standby, reducing charging frequency. 【Rugged & Military-Grade】The ibsun smartwatch offering water, shock, and dust resistance. Built with military-standard materials, it has been rigorously tested for extreme conditions. The watch has a titanium case and an always-on display. 【Advanced Communications】Equipped with Bluetooth 5.0 and a pro-level communication chip, this watch enables direct calling and receives notifications for calls, texts, and various apps. It's compatible with Android 4.4 and IOS 8.4 and above. 【Sports & Health Monitoring】With over 100 exercise modes. It offers 24/7 monitoring for heart rate, blood pressure, and sleep, with data syncing to your smartphone. (Note: Not a medical device, data for reference only.) It also features GPS tracking and allows setting daily activity goals. 【Smart Features】Besides communication, the watch supports an AI voice assistant. NFC (requires a smartphone app with NFC functionality to transfer and input NFC information into the watch).