The Graupner HOTT Smartbox is a device that allows users to wirelessly connect their RC models to their smartphones or tablets. It acts as a bridge between the RC receiver and the mobile device, enabling users to monitor and adjust various settings such as battery voltage, motor temperature, and GPS coordinates. The Smartbox also allows users to record flight data and analyze it later for performance optimization. Our website offers a range of screen protectors for the Smartbox to ensure that the device remains scratch-free and protected from damage during use.