Description: This is the I/O extended module, which use for I2C interface, you can use two of the module to extend 8 I/O. Specifications: Support cascading, and you can use at most 8 modules to extend 64 I/O at the same time. Can be changed the address by set toggle switch. Every 2 seconds, make P0-P7 port output High level, Low level, and put 3 toggle switches to ON, the address of module is 0x27. Product size: approx. 38*17*6mm/1.49*0.66*0.23(inch) Net weight: approx. 6g Quantity: 1pcs Warranty: Every DaoRier product comes with a 45-day money back & 12-month worry-free warranty. Buy with confidence! Package included: 1pcs PCF8574T Module
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