DC-DC 3A Buck Step-down Power Supply Module 5V-12V 24V to 3.3V 5V 9V 12V Fixed Output High-Current for Arduino Replace LM2596

DC-DC 3A Buck Step-down Power Supply Module 5V-12V 24V to 3.3V 5V 9V 12V Fixed Output High-Current for Arduino Replace LM2596