DC-DC Buck Converter Module 12V to 5V Micro USB Power Adapter Compatible with Ring Alarm Keypad (2 Pieces)

12V to 5V USB converter: input voltage: DC8-20V, 12V changes to 5V; Output current: 3A max; No-load current: 10mA; Output power: 15W max 12V to 5V USB

Input voltage: DC8-20V, (12V changes to 5V) Output parameter: DC5V3A, 15W With overload/over-current/overheat/low voltage protection, stable

j4home DC-DC Ring Alarm Keypad Converter Step Down Module 12V to 5V Micro USB

Dc/dc Dc 7 -50v To 5v 2a 10w Step-down Buck Converter Module Usb Type-a Female Waterproof Adapter For Car - Integrated Circuits - AliExpress

2 Pieces DC Converter 12V to 5V 3A 15W DC Buck Converter Module, DC to DC Reduced Voltage Regulator Car Power Converter Output Power Adapter (Double USB Interface) : Electronics

Dc/Dc Wide Voltage Input 8-90v to 5V 1A 2A 3A 4A 5A Stepdown Power Adapter Buck

Motherboard USB Header Extension Cable 9Pin 1 Female to 2 Male Y Splitter Cable

DC 8V 12V 24V 48V 60V 90Vto 5V 5A DC Step Down Converter 25W USB C Micro Buck Power Supply Mobile Phone Charging - AliExpress

Buck Converter 5v

Replace LM2596 DC Step Down Buck Converter Power Module 24V 12V 9V to 5V 5A 3A

2Pcs 12V to 5V 3A 10W 15W DC-DC Step Down Buck Converter Power Supply Module for Car Male Female USB Mini USB Micro USB Adapter - AliExpress