2Pcs Dc 5V To 3.3V Step-Down Power Supply Module AMS1117-3.3 800Ma Ldo eo
1,41 €
2: output: 3.3 V, 800 mA (load current can't more than 800 mA). 5: Cannot reverse polarity, or it will be short circuit, or will be born easily. However, we will try our best to minimize it. 100% Money Back.
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