AMS1117 3.3V 5V/3.3V DC Mini USB Power Supply Module - ElectroPeak
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Micro USB Interface Breadboard Power Supply Module 5V/3.3V for Arduino MB-102 MB-10
AMS1117-3.3V DC 4.75V-12V to 3.3V Buck Converter Voltage Linear Regulator Step Down Power Supply Module, 800mA(Pack of 5) : Buy Online at Best Price in KSA - Souq is now Amazon.sa: Electronics
LM7805 DC-DC Multiple Output Linear Power Supply DC 6 ~ 9V to 1.2V/1.8
10pcs/lot AMS1117 Voltage Regulator Step Down Power Supply Module DC 4.2 V-10 V to 3.3V 800mA