Zs107 smart bracelet activitytrackerlong standby pedometers heart rate monitor alarm clock distance tracking sleep tracker timerwristband fitness
Languagessimplified chinese english capacity mah70 materialtpe connectionbluetooth40 typeactivity tracker smart bracelet featuresheart rate monitor sleep tracker multifunction distance tracking long standby pedometers alarm clock timer modelzs107 sensorfinger sensor heart rate sensor supported operation systemios android stand by timeh72 100