It is the user interface device that carries out the programming for the moving trajectory and the work to be performed by the 6-axis or the 8-axis robot used at the workplace. Because it is exposed to the extreme environment of a large factory, safety when using the product should be fully taken into account in the design as well as applying waterproof and dustproof designs. TP-E is designed in the optimized shape and size for comfortable and precise operation of the user and has the high device operability for safety.