APP System;IOS 9.0 and above, Android 5.0 and above. Heart rate sensor;YES. 1-2 hours when you receive it. Temperature Sensor;NO. Resolution;128 128. Side key;NO. APP Language;English、SC、TC、Netherlands、Russian、French、German、Portuguese、Spanish、Turkish、Japanese、Polish、Arabic、Malaysia、Thai、Czech、Slovak，Philippines、Indonesia、Ukraine、Vietnam、Italy、India、 Finland、 Croatia,、Norway,、Denmark、Sweden、 Korean、Hungary、Greece、Persian.
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