Tracker SIM Card for Sensatag WIFI Cargo Tracker + Save History + No Roam Fee Upgrade your GPS tracking experience with the Tracker SIM Card for Sensatag WIFI Cargo Tracker. This SIM card is compatible with 4G 3G and 2G devices making it versatile and easy to use with over 1500 GPS Tracker models. With the included TurnKey Mobile App for GPS Tracking you can easily monitor and manage your cargo tracking in real-time. Prepaid and easy to install this SIM card is more cost-effective than traditional cell phone SIM cards making it the perfect choice for GPS Tracker users. Enjoy the convenience of the save history feature and never worry about roaming fees again. Key Features: Compatible with 4G 3G and 2G devices Works with over 1500 GPS Tracker models Includes TurnKey Mobile App for GPS Tracking