The UST210-83K-FL, its new compact DIN-rail fanless in-vehicle box PC powered by the Intel Atom® x5-E3940 processor. The UST210-83K-FL features a Smart Ignition function for power on/off scheduling to protect vehicle battery from unstable voltage. Furthermore, the in-vehicle box PC is E-Mark certified and can endure vibration of up to 3 Grms, ensuring stable and reliable operation under challenging environmental conditions. The ruggedized in-vehicle embedded system adopts front-accessible I/O ports for easy access and maintenance. In addition, the well-developed in-vehicle box PC supports 9V to 36V DC wide voltage input. The flexible IoT gateway is aimed at all kinds of in-vehicle applications, e.g., shuttle buses, police cars, ambulances or heavy-duty trucks. The UST210-83K-FL can operate under a wide temperature range from -40 to +70°C and it passes MIL-STD-810G shock and vibration resistance certifications to ensure proper operations when traveling on poor road conditions. The UST210-83K-FL is specially designed for in-vehicle applications such as vehicle controls, fleet monitoring, management system, and in-vehicle edge computing.