Micro USB Waterproof DC-DC Converter 3A 12V to 5V Step Down Power Supply Module

Output current: MAX 3A. USB cable length (Micro USB): 30 cm. Over-current, over-temperature, short circuit protection. Material: plastic shell. Synchronous rectification, low heat. Low power consumption, high conversion rate ( no-load power consumption 10-12MA, the maximum conversion rate is 96% ).

SSLHONG Mini USB DC 8-35V to DC 5V Step-Down Converter Buck Module 12V/24V to 5V 3A 15W Power Adapter

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Yipin HEXHA Quick Charge Qc30 USB Step Down Converter DC-DC Buck Module 10v- 32V 12V 24V to 5V 3A QC 30 Charging Module Waterproof Power Regulator Car

XWST DC to DC 12V to 5V 3A 15W 15Watt with USB Output Power Adapter Converter 8V-22V to 5V Voltage Buck Regulator,Step-Down Module,Waterproof Power

DC-DC 12V to 5V 3A/15W Single Mini USB Dual Converter Step Down Power Module Power Supply Waterproof 15W - AliExpress

Micro USB Waterproof DC-DC 12V to 5V 3A Step Down Converter Power Supply Module

Non-isolated Waterproof DC Step Down Module. - 1X DC Step Down Converter as shown above. Work much better than DC 8Volt ~ 23Volt Module. - 2X Bigger

Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W USB

DROK 090187 DC-DC Volt Buck Converter Step-down Regulator 8-50V 12V/24V/36V to 5V 3A Power Supply Module Volt Inverter Board with Micro USB Adapter Connector Waterproof