4 Channel Wireless Four Button RF Remote Control Transceiver Module 1uF please refer to the testing

please refer to the testing pattern

You don't need to worry about the power adapter because it'll function well with your old 5V 3A power supply adapter

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4 Channel Wireless Four Button RF Remote Control Transceiver Module 1uF please refer to the testingThe 4 Channel Wireless Four Button RF Remote Control Transmitter Receiver Module with Non Locking mode can be composed of a fixed code four radio receiver circuits, remote control of four four bit data output code corresponding to the module, you can easily make up a wireless remote control receiver circuit. They are widely applied in the majority home electronics enthusiasts, industrial remote control electronic product design and development can be