This robotics kit, based on the "Planet X" sensors, is a 48-in-1 set designed for microcontroller boards with the nRF52833 single-chip system, offering 128 KB of RAM and 512 KB of flash memory. It contains numerous sensors and modules, including LEDs, tubes, soil moisture sensors, ultrasonic sensors, collision sensors, line-tracking sensors, etc., as well as 401 construction blocks. With this kit, 49 types of robots can be built, along with an interactive coding accessories set to foster creativity and imagination in children. The kit features unique color coding to identify digital, analog, and IIC ports with colored labels. Additionally, it includes RJ11 connectors for convenient use and connection. The kit consists of 11 electronic modules and 400 assembly blocks. The control module supports 41 modules, including LED modules, soil moisture sensors, ultrasonic sensors, collision sensors, and line-tracking sensors. The control module supports four general programming methods, allowing the study of four programming languages such as Make Code, Micro Python, JavaScript, and C++. The kit comes with a plastic toolbox for easy storage, featuring compartments of various sizes for convenient and quick organization. The box is lightweight for easy transport. The control module includes a built-in lithium battery, which lasts for three lessons on a single charge.