The product has a touch display, an electronic weighing system, a video monitoring system, and a power amplifier system.It allows passengers’ direct operation on its touch display according to its voice prompts, weighs the belongings of passengers accurately and records both the weighed belongings and their weights on the same monitoring screen. It executes on-site audio and video recording in the whole process above. In the display area, passengers can choose different functions through the function keys according to the actual luggage items they have.