2/5/10PCS AMS1117 Buck 5V to 3.3V 800MA DC-DC Step-Down Power Supply Module

2/5/10Pcs x Step-down module. OLED LED&RGB. Am 21.12.19 hat der Verkäufer die folgenden Angaben hinzugefügt hope you could understand. Output: 3.3 V, 800 mA. Hope you enjoying yourself here! Cannot reverse polarity, or it will be short circuit, or will be born easily !

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