Pcf8574 Io Expansion Board I2c-bus Evaluation Development ModulePCF8574 IO Expansion Board I2C Bus Evaluation Development Module is port extender module for arduino, raspberry pi and other development boards. its I2C interface, I O expansion module, two I O scalability 8 I O up to 8 simultaneous use, the PCF8574 expanded to 64 I O and its typical application are I O resource shortage MCU I O expansion.

This is 1S 18650 Li-ion Lithium Battery BMS Charger Protection Board for 3

Enhanced Ethernet Connectivity:

Discharge delay: 5mS

For additional insights on LCD display technology

Resolution: 320x240 RGB

Stable performance and compatibility

applicable for different devices

Adding sleeping mode

Bluetooth Stereo Audio hands-free/headsets

IoT projects

With Buzzer

Color: Gold