With TOPFLYTECH TLP1-SF 4G LTE you can be working on the GPS mobile asset tracking in extreme weather conditions, thanks to his (IP67 - waterproof) certification and his installation is easy through (magnet / screw). TOPFLYTECH include in TLP1-SF 4G LTE standalone GPS tracker a rechargeable (4800 mAh/3.7V) battery that can live up to: "720 hours without reporting in standby mode, 320 hours reporting every 10 minutes, 250 hours reporting every 5 minutes", when you don´t charge TLP1-SF via USB, automatically the battery are charging through the solar panel. TOPFLYTECH TLP1-SF 4G LTE allows locate your mobile asset with 3 different GPS tracking modes: (sending commands with SMS text messages, from the TOPFLYTECH online server, using an external tracking management platform "edit default IP/port"), TLP1-SF support the follows communication protocols (TCP, UDP, MQTT, SMS). To improve the safety in your mobile asset, TLP1-SF 4G LTE allows setup up to 64 internal "virtual geofences" that you can delimit depending your need and when TOPFLYTECH NB / IoT GPS tracker cross the "virtual geofences" starting to send SMS alerts by "geofences" to your mobile phone. TOPFLYTECH TLP1-SF 4G LTE help to save costs in technical services with his (OTA - Over the Air) function, with the (OTA) function you can be change config parameters or firmware update remotely without uninstalling of your mobile asset the TLP1-SF 4G LTE tracker.