... tracker odometer, vehicle gps tracker RPM, vehicle gps tracker taxi meter, vehicle gps tracker, car trackerPreview: Four-Band GSM 850/900 ... button for emergency General: L1 1575.42MHz, C/A code, 20 Parallel Channels Sensitivity: -143 dBm minimum Accuracy Position: 10m CEP without ... Humidity: 5% to 95% vehicle gps tracker odometer, RPM, taxi meter, support LCD, camera, Canbus, RFID, fuel sensor CW-701