F69 waterproof smart wristband heart rate monitor tracker activity tracking ip68 waterproof health monitoring android ios
Languagessimplified chinese english romother capacity mah180 materialstainless silica gel sim card typeno sim card slot connectivitybluetooth40 fitness wellnessactivity tracker alarm clock sleep tracker ramother waterproof levelipx 8 typesmartwatch featuresdistance tracking long standby pedometers calories burned heart rate monitor water resistant water proof message control information sports exercise record modelf69 sensorheart rate sensor gravity sensor support