With 4G Sim Card Smart Watch For Child 4G Smartwatch WIFI Tracker Voice Chat Video Call Monitor Boys Kids Smart WatchFeatures1.AccurateLocationWeuseLBSBaseStationlocationforaccurateposition.2.SafeIncomingCallsAftersettingSOSFamilynumber,Contacts,TelephonenumbersintheAPP,kidscanonlyreceivecallsfromthesettingnumbers.NotfromSTRANGER!KidscanpressSOSorfamiliaritynumberbuttontocallyou!3.WalkieTalkieBythisfunction,youcanhavevoiceconversationbetweensmartwatchandapp.Sendvoicemessageoverapporwatchrecordingmessagesendtophone'sappallisavailable!4. RewardSelectthenumberoftheheartsontheappandclickthedetermine,thentheinformationwillbesenttothewatch,youcanchecktherelateddatathroughtheAPP.5.HistoryRoutequeryintheyourchildren'shistoricalactivitiesbychoosingtheperiond.7.FindthewatchIfthewatchisnotnearby,sendthiscommand,thewatchwillstarttoringfor1minsothatyoucanfinditeasily,pressanybuttoncanstoptheringer.8.MessageAlerta.Low-batteryremindb.SOSremind9.RemoteShuttingDownYoucanremotecontrollethesmartwatchthroughAPP.11.QuicklearningThekidscanplaythesampleMathematicalgamebythewatch12.FlashlightThere'saLEDflashlightforyouwhenyouinneed.Specifications:Specifications:Frequency: GSM 850/900/1800/1900MHzBody Memory: 32MB 32MBApplicable System: For IOSAndroidScreen Size: 1.44"Waterproof Level: IP67 WaterproofWireless Distance: unlimited distanceMode of Operation: Touch Screen ButtonTracker Model: LBS base station trackerGsm Positioning Accuracy: 50-200mmSpeed Accuracy: 0.1m/s