GPS Cards Sim fits GPS Tracker/ Movement Detection/ Geofences/ Phone App Stay connected with your GPS tracker using the GPS Cards Sim. Compatible with 4G 3G and 2G devices this prepaid SIM card works with over 1500 GPS tracker models ensuring wide device compatibility. The TurnKey mobile app for GPS tracking makes monitoring your tracker a breeze. Easy to install and offering an affordable solution this SIM card comes with essential features like Movement Detection and Geofences.