The 3G version of the TK116 GPS tracker is primarily used for vehicle tracking and asset monitoring. It covers the global frequencies of UMTS / HSDPA GSM / GPRS 850/900/1800/1900 MHz. When the 3G network is weak, it will be transferred to the 2G network. It provides accurate real-time positioning and driving behavior events, and supports multiple sensors such as temperature sensors. The TK116 3G version supports a variety of external devices for a variety of applications and is a scalable 3G GPS tracking device for fleet management and M2M application.