new w4 women waterproof smart watch bluetooth smartwatch for apple iphone xiaomi heart rate monitor fitness tracker pk w34 x6 i5

w4 description: features: sports record: step, exercise time, mileage, calorie consumption, sleep monitoring health monitoring: heart rate measurement , blood pressure measurement, blood oxygen measurement smart reminder: custom alarm reminder, sedentary reminder, call reminder, information reminder (sms/qq/wechat/skype/facebook/twitter/line/whatsapp) multi-sport mode (8 kinds of sports modes such as walking running badminton football) wrist display, weather display, time display, ...