Model name : GPS TN ZT ST-901 LIFE TIME FREE APP & WEBSITE , Battery 180 Mah Operating temperature -20° to 55° C Operating Humidity 5% to 95% Non-condensing GSM Quad Band GSM 850/900/1800/1900Mhz GPS Chip UBLOX7020 GPS sensitivity -162Db Location Accuracy 10 meters, 2D RMS Time Accuracy 1 microsecond time synchronization of satellite time GPS Tracker Functions: 1. Set control number：to control your GPS tracker ( set up to 3 mobile number ) 2. Working mode: ST-901 has both SMS and GPRS working mode. A. If you want to control it by mobile and use SMS only, you can get Google location from you mobile, then you can choose SMS mode. B. If you want to monitor the tracker online real time, and you need to install app or visit website with user id and password 3. Change Password any time ( recommend frequently ) 4. Get vehicle location with Google map link any time by SMS or by app along with way guide to approach your vehicle. 5. Get location by phone call. You can use any mobile to call the SIM Card number in tracker, it will reply the location with Google link;you can open the link to check the tracker location on maps. When you call the tracker when it is in invalid location, it will reply the last valid location to you, after it get new location again, it will send the seconds SMS to you with new location. 6. Change Time Zone by app and SMS command 7. Get GPS TRACKER Vehicle location in defined time every day on your control number. 8. Geo Fence (send alarm to the first number only) We suggest the Geo Fence more than 1000 meters ( 1 km ) 9. Over speed Alarm (send Alarm to control numbers) 10.Check Mileage.
