Queclink GV57CG

GV57CG is a compact LTE Cat 1 tracker with 2G fallback and IP67 waterproof casing for e-mobility and vehicles. It supports high-precision GNSS (GPS/Beidou), internal LTE/GNSS/BLE antennas, and a wide 9-90V input with 190 mAh backup battery. Features include ignition and analog inputs, latched digital output, 10,000-message buffering, TCP/UDP/SMS reporting, geo-fences, speed, tow, jamming and low-power alarms, virtual ignition detection, driving behavior and crash detection, SOS, and OTA control. Ideal for e-bikes, scooters, golf carts, stolen vehicle recovery, finance, and logistics.