VTPlug Low-cost Real Time Online GPS OBD II Vehicle Tracker Car Doctor (Accutracking Starter Kit) Pay as you go. No contract. No activation fees. No cancellation fees. No hidden fees. Real time online 24x7 GPS tracking. Vehicle diagnostic data included. 30 days history available. Geofence, speed, ignition/ACC, unplug, SOS/panic, check engine light ON alert (with DTC code) via text/email. Detailed tracking reports (stops, geofence, speeding, inactivity, fence duration, state mileage IFTA) Easy to install: plug into the vehicle OBD-II port and go! No wiring needed. Lightweight (only 2.1oz). Excellent reception with built-in GSM and GPS antenna. No hassle of running extended antennae! Built-in microphone for remote voice surveillance. Pay-as-you-go SIM card included.