Queclink GV75M is a compact waterproof GPS tracker with LTE support designed for a wide variety of vehicle tracking applications. The device features 2 digital inputs, 1 positive trigger for ignition detection, 1 negative trigger inputs for normal use, 1 digital output, 1 latched digital output, RS232 serial port, 1100 mAh Li-Pol backup battery, IP67-compliant casing, geofencing, alarms, reports, remote control, and a lot more.