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#PART NUMBERDESCRIPTIONPRICE ▲ STOCKSHOPCCSC
1Pcf8574Pcf8574 Lcd1602 I2c/iic/twi Serial Interface Module BoardC$5.95☺︎Sayal Electronics🇨🇦ON
2PCF8574PCF8574 PCF8574T Module IO Extension I/O I2C$8.00☺︎Tindie🌐