TOPFLYTECH has designed the housing of TLP2-SF/SFB NB / IoT GPS tracker with (IP67 - waterproof) certification, this IP67 certification is ideal to cover requirements of GPS mobile asset tracking in service routes or deliveries tasks with extreme weather conditions where others GPS trackers no can´t working. TOPFLYTECH TLP2-SF/SFB standalone GPS tracker include a rechargeable (9600 mAh/3.7V) Li-Polymer battery via (USB or solar panel) valid for long inactivity periods in the GPS mobile asset tracking, contact with TOPFLYTECH to know the exact duration times with a single charge. You can be used TLP2-SF/SFB NB / IoT GPS tracker to locate your mobile asset with 3 different GPS tracking modes with hours of service control and their fuel consumption control: (from the TOPFLYTECH online server, sending SMS text messages with commands from a mobile phone, using an external tracking management platform "edit default IP/port"). With TOPFLYTECH TLP2-SF/SFB (4G LTE) can be controlling in real-time your mobile asset temperature thanks to has an integrated "temperature sensor", through this feature you increase the safety and prevention of your mobile asset. TLP2-SF/SFB help to save costs in technical services, thanks to his (OTA - Over the Air) function that allows change config parameters and firmware update remotely without uninstalling TLP2-SF/SFB of your mobile asset, contact with TOPFLYTECH to know if from the default online server or from the external tracking management platform you can send "OTA commands" or manage an REST API to connect existing applications.