Vectu Pro Installed Vehicle Tracker - External GPS/GSM Antenna - Real-time Live Tracking for Car Truck Motorcycle, etc - Black Device shipped with an installed SIM card and includes 2 days of service at no cost. Service after that at the low cost of $15.00 / quarter or $50.00 prepaid annually. No Activation Fee WORKS EVERYWHERE - Use of GPS & GSM Network, Vectu can be located via web or smartphone app anywhere GSM (2G) cellular reception exists. No roaming charges. GPS based solutions are cost prohibitive whereas products from Vectu remove roaming costs and therefore provide the most cost effective solution worldwide. EASY TO USE myAspenta APP -Free Android, iOS and web app. Working in tandem with Vectu , the myAspenta mobile/web app provides all the tools needed to securely control and monitor people and things that are most important to you. INSTANT NOTIFICATTIONS -Unlimited user alerts via text, email, and in-app notifications (Low Battery Alert, Over speed Alert, Geofence Alert, Power Connect/Disconnect Alert, Unauthorized Movement) Tech Support: support@vectu.com.