... 2.Cold start time<48 sec. 3.Size: 25.4*25.4*3. GPS GSM tracker module with Low Price ... ).1-5 meters, DGPS corrected. 4).Time 1 microsecond synchronized to GPS time. 5.Datum:Default:WGS-84.6.Acquisition ... Input power input:3.3V DC for main power and RTC power 2).Input current: Less than 35mA ( ... ASCII output (GGA, GSA, GSV, RMC (VTG ,GLL and ZDA for optional)) 3).SiRF binary:position, velocity, altitude, ...