package included:<br />1 x smart watch<br />1 x user manual<br /><br />specification:<br />product name:smart watch<br />model:663832<br />bluetooth version: 4.0<br />color: black<br />display material:oled<br />dimensions: 256mm<br />operating distance:10m<br />the length of standby:14 s<br />charge time:1-2 hours<br />memory: 64k<br />battery: 90mah<br />bluetooth:4.0<br />language:support multi-language<br />compatible platform:android， ios<br />waterproof rate:ip67<br />heart rate:support<br />exercise step:support<br />measurement:support<br />incoming call reminder:support<br />mileage detection:support<br />waterproof:support<br />silent alarm:support<br />bicycle mode:support<br />qq reminder:support<br />sleep monitoring:support<br />calorie:support<br />wechat exercise:support<br />30- standby:support<br />wechat reminder:support