1. GPS and Location Based Service - Location Based service also named A-GPS, when tracker in underground or tunnel ,can get location by AGPS.2. Real time tracking - Real time tracking it by platform . Also can support get location every 5 seconds, and the GPS accuracy is 5m.3. Check the history of route on platform - Can check and within one year history of route of device, by web monitor center4. Power Saving Mode - The device go into standby mode when there isnt vibration for 3 minutes, it go into working mode when it feel vibration5. map on mobile - Check the location with map on mobile.Geofence and movement alert - Set up a geo-fence for the unit to restrict its movements within a district ,unit send a message to the authorized numberwhen it breaches the district.Overspeed alert - set up the speed as your requirement, and get the alert when overspeed.Low Battery AlarmWaterproof IP66Network:GSM/GPRSGSM/GPRS module:MTKBand:2G 850/900/1800/1900 MHzCommunication protocol:GPS chip:NXPGPS accuracy:5-50 metersTime to first fix:Cold status 45s, hot status 1sCar charger:12-24 V (input), 5 V (output)Wall charger:110-220 V (input), 5 V (output)Storage temperature:-40 to 85 (-40 to 185)Operation temperature:-20 to 55 (-4 to 131)Humidity: 5%--95% (non-condensing)Built-in 1500 mAh batteryDue to different batches, there may be differences in product appearance and printed text, which not affect use.Colour:BlackMaterial:ABSPackage Contents:1 * Tracker1 * Charging cable1 * Card pinOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.