Smart Watch Women's Ultra Thin Watches Healthy IP68 Waterproof Wristwatch Android For OPPO Apple Xiaomi Huawei|Smart Watches 1.8 Inches Men Smartwatch Smart Watch Women's Ultra-Thin Watches Healthy Temperature Sleep IP68 Waterproof Sports Smart Watch Android IOS Q Product parameter 1Basic parameter size (mm) L * W * H = 42.5 * 36 * 9.6mm Weight 41.5g Color black APP Runmifit Compatible system Android5.0 higher, IOS9.0 higher Flash memory 64Mbit Screen type TFT Screen size 1.7 inches TFT-LCD Resolution 240 * 280 Touch mode full screen touch 3 connection parameters Bluetooth BT5.0 4 sensor gravity sensor support PPG heart rate 5 battery type lithium polymer battery Capacity 230mAh Charging method USB Magnetic 6 Main functions 1. Health monitoring (heart rate, blood pressure, blood oxygen, sedentary reminder, drinking water reminder, sleep monitoring, female menstrual reminder, weather meter, breathing training, S80-PRO, with body temperature) 2. Exercise monitoring (number of steps, calorie consumption, distance, 16 exercise modes, GPS track record) 3. Other functions (message reminder display, incoming call reminder, camera control, wrist screen flip, alarm clock, custom dial, brightness adjustment, weather, stopwatch, countdown, music control) 4. Software news push (Facebook, WeChat, Twitter, WhatsApp, Instagram, line, QQ, Messager, etc.) 5. The bracelet supports Chinese, Traditional, English, French, German, Italian, Japanese, Spanish, Russian, Dutch display 7 Other waterproof grade IP68 Charging time 2.5H Battery life 6-13 days, standby 45 days Wrist strap size is 210MM in total length, adjustable length is 120-200MM Appearance Material Body: Zinc Alloy 8 Packing size Packing box size (length * width * height) MM 141 * 89 * 28MM Package weight (g) 118g