K18s heart rate measurement bracelet dynamic intelligent motion health ios android waterproof step gauge bluetooth sleep
Languagessimplified chinese english capacity mah120 materialtpu sim card typeno sim card slot connectivitybluetooth40 fitness wellnessstopwatch sleep tracker activity tracker call reminder community share ramother typesmart bracelet featurestouch screen sports distance tracking pedometers calories burned heart rate monitor camera control information modelk18s sensorfinger sensor heart rate sensor supported operation systemandroid ios screen typedisplay technologyol
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