Features: 【Smart Watch for Android/ iOS】This smart watch is compatible with Android and iOS smartphones. Download Da Fit APPand control the smart watch by your smartphone, and also you can reject incoming calls, receive incoming calls, messages, and notifications of APP, this watch will never let you miss any important things. 【Multi-functional Sport Watch】Exercise record (step counting, distance, calorie calculation), exercise mode, message push, information storage, heart rate measurement, sleep monitoring, stopwatch, camera control, music control, full font language, 1.4-inch color screen touch display. 【Heart Rate Monitor】24 hours monitoring your real-time heart rate, and recording historical data. This smart watch always cares for your health and help you maintain the optimal heart rate target zone for your specific goal in exercise. 【Sedentary Reminder Scientific Sleep】Sedentary reminder reminds you to walk around regularly to avoid long-time sitting down. And this watch can provide comprehensive analysis of your sleep quality (sleeping time, deep sleep,light sleep), conveniently browse history records. This watch can help you develop a healthier lifestyle. 【Long-lasting Battery Easy Charging】Built-in 170mAh large capacity polymer lithium battery. Comes with a charging clip for easy and stable charging wherever you are as long as it can be connected. 【IP67 Waterproof Level】High waterproof level, suitable for swimming and daily life use such as washing face, washing hands, being caught in the rain, etc. Not for taking a bath or hot sauna.