Large HD Screen: The 1.85-inch high-definition retina display is adopted, with a resolution of 240 * 280 pixels. The picture quality is exquisite and clear, and the color is gorgeous, bringing you a better visual experienceExcellent Ergonomic Design: The case is made of high-quality material. With a lightweight and super soft breathable strap, the watch gives a comfortable wearing experienceReal-Time Body Temperature Detection: Smart thermometer on the wrist, "Quasi" comes with a little more care. Using a highly sensitive thermistor. Perceive subtle temperature changes, Timely feedback on body temperature status. According to the specific situation, the monitoring time and temperature warning can be set in the APPDeep Waterproof: Each one has undergone strict air pressure and vacuum waterproof tests, and reaches the IP67 waterproof standard. Wear it in daily life, whatever you want Specifications: Display screen: 1.85-inch TFT HD; 240 * 280 resolutionCPU: Realtek8763EWTouch the TP: Full-screen touchKey: rotate the encoder buttonBluetooth: BLE5.2Heart rate sensor: LC11S + infrared blood oxygenG-sensor: SC7A20Horn horn: A 0916Standby time: about 35 daysWorking hours: 5-7 daysBattery: 260mAh large capacity pure cobalt cellSystem support: Android 4.4 above and IOS 9.0 above, for iPhone 5S above