S18 1.3 inch TFT Screen IP67 Waterproof Smart Watch Bracelet, Support Sleep Monitor Heart Rate Monitor Blood Pressure Monitoring 1. Waterproof level: IP67 2. Screen size: 1.3 inches color screen TFT 240*240 3. Battery life: 5-7 days of use, 7-15 days of standby 4. Manipulation mode: full screen touch control, mobile APP control 5. Battery capacity: 160mAh 6. Applicable platforms: android, iOS 7. Compatible platforms: MIUI, android, Baidu cloud OS 8. Product weight: 135g The main function: 1. Exercise record: step count, exercise time, exercise mode (walking, running, cycling, badminton, basketball, football, swimming), exercise mileage, calorie consumption, sleep monitoring, save 30-day exercisesleep data 2. Health monitoring: real-time heart rate measurement, blood pressure measurement, blood oxygen measurement 3. Smart reminder: custom alarm clock reminder, sedentary reminder, call reminder, information push (SMSQQWeChatSkypeFacebookTwitterLineWhatsApp) 4. Other functions: turn the wrist to brighten the screen, customize the display brightness of the bracelet, set the do not disturb mode, find the bracelet, WeChat sports, the bracelet refuses to answer the call, control the camera, music control, weather push, stopwatch, sleep monitoring, long time sit reminder