Serial Port Application GPS Tracker

TK121 is a multifunctional GPS Tracker device for Car with very smart size, it has a wide range of industrial and commercial applications, wide voltage 6-36V, cutting oil by optional relay, can be tracked on the platfrom through computer & smart phone. Typical application areas : Logistics enterprises Fleet management Bus management Insurance Power Oil Telecommunications Taxi Car sales Rental car vehicle maintenance technology researchers  If you are looking for Vehicle GPS Tracking Device Solutions, Live GPS Tracker for Car, Real Time GPS Vehicle Tracking, Best GPS Tracking Device for Cars, TK121 is your best choice .  PRODUCT FEATURES:  ■ Supports quad bands,i.e. 85090018001900MHz, universal in the world. ■ Wide Input Voltage:6-36V DC. ■ Double Module,GPS precise positioning with A-GPS, LBS positioning for assist. ■ Uploaded by GPRS regularly, Real-time tracking and history route playback. ■ Supports ACC status checking and vehicle status notifying. ■ Built-in battery, Power disconnect alarm & Low battery alarm. ■ Built-in Motion sensor ,Vibration, collision and falling alarm. ■ GEO-fence alarm, speed & shift alarm. ■ Remotely cut oil electric by Relay. ■ Extend GPIO port to add extension function(Need Customization). ■ Multiple protocol support, can be integrated to platform of customers ■ OTA upgrade firmware.