Dear: High Quality，wish you like it! Description This listing not include retail box and SIM CardThis tracker is a new product based on the GSM / GPRSnetwork and GPS satellite positioning system， It can track and monitor remotetraget by SMS or internet.Simply insert a GSM sim card into the GPS unit.Whenever you call the unit it will respond with the coordinates of its locationthru a SMS message. You can then use these coordinates on any mapping software(for example google earth) which will show where exactly the unit islocated Specifications:High quality build-in GPS personal locatorGSM/SMS communication or GPRS TCP/UDP connectionQuad-Band works worldwideHigh sensitivity， New technology and latest GPS SiRF-Star III chipsetExcellent for fixing the position even at a weak signal statusWorks well even in areas with limited sky view like urban canyonsSupport single location and continuous trackingSupport location triggered by trackerSupport location triggered by authorized cell phone.Support alarm and remote monitor.Support quick dialing buttons for 2 preset phone numbers.Support check location by SMS and Internet.Monitors can track the person without interfering him.LIVE! Real-Time tracking!Locate the locator holder by the mobile phone via SMSSOS button send out exact location for immediate rescue/action.Geo-fencing to restrict movement to a defined radius.No monthly service charges to be paid to the call centerPowerful magnet + waterproof design， can be adsorbed in the hidden place of car.Compact size， and smaller than name card， easy to carry， hold and hideVery Low power consumption.2 Chargeable Changeable 3.7V 800mAh Li-ion batteries included.Extremely long standby time， up to 96 hours.Low power alert.Fast Signal Acquisition.Needs no drive， easy usage.Wide applications.Stable performanceVehicle rental / Fleet management etcPowerful magnet waterproof，adsorbing in the hidden place of carProtect child / the old / the disabled / pet etcProvide peace-of-mind for businessmenManage personnel， free PC GPRS monitor software ，install from package CDAuto Storage: When the tracker devices lost GSMsignals or fall offline from GPRS， tracker will store the tracking position andalerts automatically in the flash upon the pre-set condition， when GSM signalsget back， all the event alerts will be auto-sent to the authorized numbers ormonitoring platform (server)， but the stored tracking data should be loaded tothe monitoring platform via SMS commandStorage Volume: the Max Storage of the memory canstore 16，000 tracking locations， and can be copy to computers directly throughthe USB cable.Package contents1 * GPS Tracker1 * batteries1 * USB cable1 * Battery charger1 * Waterproof bag1 * Back Cover with Magnet1 * CD1 * User manual1* adapter charger (US)