JW4 PRO+ Smartwatch – Features a 1.55-inch round AMOLED touchscreen display with 360×360 resolution, powered by the 8959 main chip with 128MB memory, Bluetooth 5.2 connectivity, HRS3300 heart rate sensor, 3-axis G-sensor, Pie Motor vibration engine, equipped with a 250mAh battery offering about 7 days of usage and up to 15 days standby, supports wireless charging, rated IP67 waterproof, compatible with Android 5.0+ and iOS 10.0+, includes health tracking features such as heart rate monitoring, SpO2 (blood oxygen), blood pressure, sleep tracking, stress testing, respiratory training, and breathing rate, also offers multiple sports modes, sedentary reminders, Bluetooth call functionality, call and message notifications, voice assistant, ChatGPT integration, music and short video remote control, camera shutter, SOS emergency feature, NFC support including Alipay, digital business card, calculator, “I and He” positioning mode, lock screen function, calendar, timer, bedside clock mode, customizable watch faces with dynamic and album dials, 50+ dial options from the dial market, dial switching, raise-to-wake display, and 3 menu styles, all manageable through the WearFit Pro app with full multi-language UI and message support.