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DC-DC 12V to 3.3V 5V Buck Step Down Power Supply Module for Arduino
Feature: One input: DC 6V - 12V (input voltage to the output voltage must be higher than 1V.) Output: 3.3V (+ - 0.05v error)£¬ 5.0V (+ - 0.05v error)£¬ 800mA (load current can not exceed 800ma)£¬ 12V (12V input directly converter to the output) With red power indicator led