Basic set Fischertechnik Robotics TXT 4.0 - the perfect solution for amateurs and professionals! In addition to the image processing camera, the STEM kit includes an ultrasonic sensor, two motors with an encoder, a line sensor, a phototransistor, as well as two buttons and two LEDs. Models can be programmed and managed using ROBO Pro Coding software. Beginners can access ready-made sample programs, while advanced users and professionals can get started directly in the Blockly or Python programming environment. Thanks to the application (Android / iOS), the TXT 4.0 controller can also be controlled by voice. The set allows you to collect 12 exciting models, ranging from pedestrian traffic lights, barriers, barcode scanners to mobile robot drivers. The training material contains 20 experiments with solutions