Boost-Buck Converter USB Step UP/Unten USB DC 5V Zu 3,3 V/12V USB

Upgrade Your Car Device With This 30 90v To 12v - Temu

ACEIRMC 3pcs USB Buck Boost Converter 3.5V-12V to 1.2V-24V DC-DC Step Up Step Down Power Supply Module Voltage Regulator 5V to 3.3V 9V 12V 18V 24V

ACEIRMC 3pcs USB Buck Boost Converter 3.5V-12V to 1.2V-24V DC-DC Step Up Step Down Power Supply Module Voltage Regulator 5V to 3.3V 9V 12V 18V 24V

DC DC 5V to 3.5V / 12V USB Step UP Down Power Supply Module Adjustable – Aideepen

The Output Voltage Can Be Adjusted Arbitrarily: The Adjustable USB Step Up Down Power Supply Module used as a USB input adjustable desktop power

CenryKay 15W USB Adjustable Step Up/Down Voltage Converter DC-DC 5V to 3.3V 9V 12V 24V 30V Buck-Boost USB Power Supply Module with Shell

DC-DC 5V to 3.5V / 12V USB Step UP / Down Power Module Boost Buck Converter - Daamkom

2PCS USB Step UP / Down Power Supply Module, Adjustable DC-DC 5V to 3.5V / 12V Boost Buck Converter Out DC 1.2V-24V : Electronics

Li-Ion Akku Step Up Boost Konverter Modul SDB628 5V 8V 9V 12V DC – IoT powered by

5v to 12v dc-dc step-up voltage