5V რელეს მოდული

1. Support Micro SD card, Micro SDHC card (high speed card)

2. Onboard level conversion circuit, that is, the interface level can be 5V or 3.3V

3. The power supply is 4.5V~5.5V, and the onboard 3.3V voltage regulator circuit

4. The communication interface is a standard SPI interface