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the antenna interface can be arbitrary switching PCB glue stick antenna and suction cups
Since this kit could be programmed by "Arduino Code" we may say that's it is suitable for 9+ years old kids
3pcs Line tracking module
3- 5mm Coupling
MAX7219 Dot Matrix Module Microcontroller Module 4 in 1 Display the antenna interface can beThis MAX7219 Microcontroller 4 in 1 Display Dot Matrix Module is an integrated serial input output common cathode display driver, it connects the microprocessor 7 segment digital LED display with 8 digits, you can also connect a bar graph display or 64 independent LED. Including a B type BCD encoder chip, multi channel scanning loop segment word driver, but also a static RAM 8 x 8 for storing each data. Only one external register is used to set the
US$ 20.00
US$ 68.00
US$ 458.50
