1PCS 5A 75W Adjustable 5A CC/CV Power Step-down Charge Module LED Driver USB Voltmeter Ammeter Voltage Regulator

$1.20

TZT 24V/12V To 5V/5A 25W DC-DC Buck Step Down Power Supply Module Synchronous Rectification Power Converter

$1.21

TZT 9V 12V 24V to 5V 3A USB step-down voltage regulator module DC-DC Converter Phone Charger Car Power Supply Module charger

$1.24

TZT 5V 2A AC-DC Switching Power Module Isolated Power 220V to 5V Switch Step Down Buck Converter Bare Circuit Board 5V2A

$1.29

DC/CC Adjustable 0.2- 9A 300W Step Down Buck Converter 5-40V To 1.2-35V Power Supply Module LED Driver for Arduino

$1.33

TZT DIY Electric Unit High quality C-D C CC CV Buck Converter Step-down Power Module 7-32V to 0.8-28V 9A 300W XL4016

$1.33

DC7-25V to DC3.3V/5V LM2596 Adjustable Step-down Module Regulated Power Supply Module Intelligent Vehicle Power Supply

$1.60

Dual USB 5-18V To 5V 9V 12V 2A/3A PD Fast Charge Solar Panel Power Bank Charge Voltage Controller Regulator With LED Indicator

$1.60

4 Four USB Port A5268 Step Down Power Supply Converter Board Module DC 12V 24V 40V to 5V 5A For MP3/MP4 Phone Car Equipment

$1.60

TZT Micro USB 12V to 5V 3A 15W DC-DC Car Power Converter Module Step Down Power Output Adapter Low Heat Auto Protection

$1.79

DC-DC 9V/12V To 5V 8A Step Down Power Charger Bank Board 3 USB Mini Charging Module Step-Down Buck Converter For Arduino

$2.02

TZT DC-DC 9V 12V 24V 36V To 5V Step Down Board 5A 4 USB Output Buck Converter Power Supply Module with Aluminum Shell For Phones

$2.09

TZT 8V-35V 5V 8A DC-DC Vehicle Charging Board Power Supply Depressurization Module 4 port USB Output mobile Charger

$2.18

DC 150W 10A Step Down Converter Constant Current Power Supply LED Driver 5-40V To 1-36V Battery Charger With Indicator Regulator

$2.25

Industrial Grade DC-DC Buck Step-Down Power Supply Module 20A High Power Voltage Regulator DC 9-14V Wide Voltage Input

$2.41

TZT XL4015 5A Adjustable Power CC/CV Step-down Charge Module LED Driver Voltmeter Ammeter Constant current constant voltage

$2.60

TZT Dual Display DC-DC 5-23V To 0-16.5V 3A Max Step Down Power Supply Buck Converter Adjustable LCD Step-down Voltage Regulator

$2.64

QC3.0 QC2.0 Dual USB 6A 9V-32V 12V 24V to 5V Fast Quick Charger Step Down Module

$2.68

TZT DC DC 7V-60V to 5V 5A 4 Four USB Output Buck Converter Board Step Down Power Supply Module Car Charger High Speed

$3.38

4.5-30V to ±5V ±9V ±12V ±15V 3A 30W DC-DC Buck Converter Positive and Negative Dual Output Step Down Power Supply Module

$3.89