gps tracker realtime security alarm beidou car locator 10000mah built-in battery long standby voice monitor magnet at4 gsm overspeed

the advanced features, rugged construction and industry-leading battery life make the at4 the state of the art in gps vehicle tracking. using gps, lbs positioning, at4 gives detailed reports and tell you exactly where a vehicle has been, where it's headed and how fast it's traveling. with 10000mah battery and ipx5 water proof to maximize performance, it puts you in total control of individual vehicles or fleets. strong magnet facilitates the installation while built-in mic realize voice monitoring.