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 experience Excellent Ergonomic Design: The case is made of high-quality material. With a lightweight and super soft breathable strap, the watch gives a comfortable wearing experience Real-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 APP Deep 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 <strong>Specifications:</strong> Display screen: 1.85-inch TFT HD; 240 * 280 resolution CPU: Realtek8763EW Touch the TP: Full-screen touch Key: rotate the encoder button Bluetooth: BLE5.2 Heart rate sensor: LC11S + infrared blood oxygen G-sensor: SC7A20 Horn horn: A 0916 Standby time: about 35 days Working hours: 5-7 days Battery: 260mAh large capacity pure cobalt cell System support: Android 4.4 above and IOS 9.0 above, for iPhone 5S above