Details GF07 Mini Magnetic GPS Tracker Real-time Car Truck Vehicle Locator GSM GPRS USA Product information - 1. Small size and lightweight, easy for carry. 2. Black shell, easy to hide, perfect for tracking vehicles, teens, spouses, elderly persons or assets. With two powerful magnets inside, easy to attach to vehicle sure, no extra installation need. 3. All you need is a working SIM card (NOT included!) to insert into the device, then you can track and map (with Google Maps) in real-time over