Vehicle GPS GPRS tracker,GPS tracking device for fleet management. New!Vehicle GPS tracker,GPS tracking device, GPS GPRS Tracking device (GTD_I)smaller and smarter. ... weight: 0.25kg** Locate and Track On receipt of GPS signal, the GTD calculates the position, time, velocity ... other frequent events, control center operator can sent out command to control the vehicle remotely. (**damage, optional)** ...