SMART WATCHDisplay1.44inch, Touch ScreenBattery400 MAhConnectivitySupport phone calls and sim cardOSCompatible with Android, iOSMaterialRubber, SiliconMemory32MbOthersDual control location ways, Following, Remote monitor, Phone book, I Historic trajactory, Watch alarm clock, GEO Fence, SOS emergency alarm, Low power alarm, Remote shutdown, Lighting, Camera, , FlashlightWeight120gColorDark Sky Purple, Cyan-Blue, Flame RedDimension54*45*14.5mmSpecial FeaturesCamera: < 3MP,Calendar, Alarm Clock, Week, Remote Control, Call Reminder, Answer Call, Push Message, Message Reminder, Dial Call, Interactive Music