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This instruction will introduce you how to modify cheap rc car by using 2.4 GHz nRF24L01 module with Arduino controller UNO. Ordinary rc car toy use AM/FM 28-40 MHz radio control which have only 5-10 m. remote range and noisy control around blind area. The instruction will advice how to modify transmission to be 2.4 GHz system that is free license radio frequency range.It’s more reliable,farther remote range and less noisy.”

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