... sec. 3.Size: 25.4*25.4*3. GPS GSM tracker module with Low Price, High Performance, International Approvals, Prompt Delivery, Small Orders ... , Max 8.Power: 1).Input power input:3.3V DC for main power and RTC power 2).Input current: Less than ... ASCII output (GGA, GSA, GSV, RMC (VTG ,GLL and ZDA for optional)) 3).SiRF binary:position, velocity, altitude, status output 11 ...