Vehicle gps Tracker gt02a 4 band GPS GSM GPRS Tracker Car Burglar Alarm system
GSM Frequencies. LED Indicator. Cold Start: ＜ 38s. Warm Start: ＜ 32s. Hot Start: ＜ 2s. The red line is positive (DC +), joint battery anode, black line for negative level (GND), joint battery cathode.