LM2596S DC-DC 3.6-46V 3A adjustable step-down power Supply module With reverse connection protection 5V voltage regulator RED

$0.43

TZT 5V 700mA(3.5W) isolated switch power supply module AC 220v to 5v DC for Arduino AC-DC buck step-down module 220V turn 5V

$0.63

TZT LM2596 DC 4.0~40 to 1.3-37V Adjustable Step-Down Power Module + LED Voltmeter DC/DC

$0.74

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

$1.13

USB QC3.0 QC2.0 DC-DC Buck Converter Charging Step Down Module 6-32V 9V 12V 24V to Fast Quick Charger Circuit Board 3V 5V 12V

$0.34

2S 10A 7.4V 18650 lithium battery protection board 8.4V balanced function/overcharged protection

$0.40

BMS 1S 12A 16A 24A 3.7V LiFePO4 Lithium Battery Protection Board 18650 4.2V Charging Voltage/Short Circuit/Overcharge Prevention

$0.19

1 2 4 6 8 Channel 5V Relay Module Shield with Optocoupler Support High and Low Level Trigger 1 way Relay Board 12V for Arduino

$0.37

TZT Raspberry pi 2 3 the sensor module package HC-SR04 HC-SR501 DHT11 DS3231 KY-008 Sound Rain Soil sensor for arduino kit

$0.20

TZT CA-508 CA-408 4 Channel Adjustable Booster Board Module LCD Screen TCON Board TFT Backlight Driver Step Up TCON Board

$1.77

TZT 24 Pins ATX Power Supply Breakout Board With Acrylic Case Kit Module Adapter Power Connector Support 3.3V/5V/12V 1.8V-10.8V

$2.69

TZT QC3.0 QC2.0 ATX Power Supply Breakout Board Acrylic Case Set DC3.3-12V 24Pin 12Pins USB ATX Adapter Module Power Connector

$3.85

TZT Desktop Chassis Power Supply ATX Adapter Board Takeout Board Outlet Module Power Supply Output Terminal Module Accessories

$1.92

Single Bond Button Bistable Micro One Key Switch Module 3.5-5.4V 4.5-26V 300nA 1.3uA Load 10A Low Power

$0.31

TZT DC 12V/15V 50W 4A UPS Power Supply Module Uninterruptible Power Control Board 2S 3S Charging Step Up Protection Module

$2.31

DIY Kit Micro USB 5V 1A 18650 TP4056 Lithium Battery Charger Module +600MA SB Mobile Power Boost Board +18650 Battery Box Case

$0.25

QC4.0 QC3.0 Dual USB Micro/Type-C USB 8*18650 Power Bank Battery Box 5V 4.5A 22.5W 25000mAh Mobile Phone Charger DIY Shell Case

$4.12

TZT AC-DC 12V 450mA 5W Power Supply Buck Converter Step Down Module for arduino DIY KIT

$0.45

EU Plug 5V 2A Single USB Universal Charger Module Power Charger Module CY-0520

$1.24

TPS63020 Automatic Buck-boost Step UP / Down Power Supply Module 2.5V 3.3V 4.2V 5V Lithium Battery Low Ripple Voltage Converter

$2.15