Specification1.Communication with GSM/GPRS， GSM frequency four bands 850/900/1800/1900， can be used wordwide.2.Memory slot for storage and upload when GSM/GPRS offline or under command3.Five ways to Track by your computer/PDA/cell phone/Google earth .4.Google link in mobile SMS， can be opened by smart phone.5.Real-time track， get longitude， latitude， speed and time， also can get real adress name by setting APN.6.Auto track， automatically get information with interval7.Position by both GPS and GSM， when lose gps， it will position by GSM.8.High sensitivity: very quick to get GPS signal and reply to your call or SMS.9.Geo-fence: send alert when out off preset fence.10.With ovement alert/over speed alert/low battery alert/SOS alarm， GPS off alert.11. Monitor mode enable you hear the sound around the tracker.12.State checking function: can check state of GSM， GPS， GPRS and battery.13.Double 3.7v， 1000mA Li-batteries.14.Sleep function， can standby 15 days (under SMS mode)15.Inbuilt vibration sensor， when the tracker is shaked， it will give alert.16.Small size and weight， unit size 64*46*17mm， NW. 50gApplicationVehicle rental/out-door machines and equipments ectProtect child/ the old/ the disabled/ pet etcProvide peace-of-mind for businessmenManage personnelTrack criminals secretlyParameterGPS module: SIRF3 chipGPS sensitivity: -159dBmGPS accuracy: 5mCar charger: 12-24V input to charger， 5 V to tracker.Wall charger: 110-220V to charger， 5 V to trackerPackage IncludeMini Global GPS Tracker x1800mA Batterry x2Software CD x1Usb cable x1Charger x1User Manual x1