5 pcs PCF8574 IO Expansion Board I/O Expander I2C Evaluation Develop Module MCU

🎖️【MULTIPLE EXPANSIONS】: Based on the I2C interface I / O expansion modules, using 2 I / O can expand 8 I / O (up to 8 simultaneous use PCF8574, expanded to 64 I / O). 🎖️【PRODUCTS INCLUDE】: 5 x PCF8574 IO Expansion Module;20 x Male and female DuPont cable.

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