Featuresr you must connect phone through bluetooth before user altitudebarometric pressureuvb monitor assistant for outdoor sportsr heart rate it can help you calculate heart rater sleep management help improve your sleep qualityr pedometer let your sports more interestingr it support to connect bluetooth with mobile phone receive messager gesture control shaking answering the phone rotated menus etcr the watch has 64mb ram 128mb romr as a smartphone companion and sports partn