Car GPS Vehicle Tracker 3G GSM GPRS Realtime Tracking Locator Device !!! IT WORKS WITH ALL 3G NETWORKS !!! Working Based on existing GSM/GPRS network and GPS satellites, this product can locate and monitor any movable device by SMS ,app and internet GPS Tracker has newest advanced technology of GPS and AGPS dual positioning Features: 100% brand new and high quality gps tracker. Real-time tracking Movement alarm/Over-speed alarm low power alarm/Geo-fence alarm support 3G WCDMA Setting 5 Authorization phone number Waterproof and dust proof/Smaller size A GPS fast and accurate positioning Built-in storage memory,Blind area data upload Save power and GPRS cost APP GPRS set 3 Type of alarm way/ two-way calling / Vibration alarm APP remote control stop car ACC working alarm(optional 4PIN) Specification: GSM chip:MTK6261D GPS chip:U-blox7020 Network: GSM/GPRS GPS sensitivity:-159dBm Band: 3G WCDMA(900/2100MHz@UMT/850/1900MHz@UMTS).Working voltage: DC 9- 50V Working current: DC 12V 22mA, DC 24V 12mA GPS locating time: 45-85s ( cold start ), 35s ( warm start ), 1s ( hot start ) GPS precision: 10m ( 2D RM ) Working temperature: - 20? - 70? Product weight: 56g GPS Tracker Size (L x W x H) : 90x46x17mm Package Includes: 1 x GPS Tracker(Not Included SIM Card) 1 x Battery Connect Wire 1 x User Manual 1 x Relay