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STM32F103C8T6/C6T6 minimum system board microcontroller core board development board STM32 ARM

STM32F103C8T6/C6T6 minimum system board microcontroller core board development board STM32 ARM

817 optocoupler 2/4/8-channel voltage isolation board voltage control adapter module drives optoelectronic isolation module

817 optocoupler 2/4/8-channel voltage isolation board voltage control adapter module drives optoelectronic isolation module

817 optocoupler 2/4/8-channel voltage isolation board voltage control adapter module drives optoelectronic isolation module

MINI Efficiency 97.5% Small Volume DCDC Voltage Reduction Module 4-20V12V to 5V3A Car

LM386 module 200x gain audio amplifier module

HC-SR501 Human Infrared Induction Module Pyroelectric Sensor Imported Probe Green Base Plate

DC current detection module, relay digital display, overcurrent alarm switch controller, motor stalling protection

DC current detection module, relay digital display, overcurrent alarm switch controller, motor stalling protection

DC current detection module, relay digital display, overcurrent alarm switch controller, motor stalling protection

DC current detection module, relay digital display, overcurrent alarm switch controller, motor stalling protection