ride a bike. Treadmill, climbing machine. Run back and forth. Walk, then run Heart rate, sleep and blood oxygen NFC access control card, alias, weather, mobile phone finder, clock (multiple connections), stopwatch QQ, WeChat, news, Twitter, Facebook and other real-time information The watch information can be synchronously uploaded to the mobile phone APP for analysis The package includes: smart watch 1*charging cable 1*user manual 1* retest box