18650 Dual USB Power Bank Charger Board 5V 2.4A Boost Module

$9.22 $10.80

Build your own portable power bank with the 18650 Dual USB Boost Battery Charger Board — a compact, versatile DIY charging module that supports both Micro-USB and USB Type-C input. Delivering a steady 5V output at up to 2.4A, this board is the perfect foundation for custom power bank projects, electronics prototyping, and on-the-go phone charging solutions.

Whether you're an electronics enthusiast, hobbyist maker, or seasoned engineer, this all-in-one charging and boost converter board simplifies your build while delivering reliable performance across a wide operating temperature range of -40°C to 80°C.

Made in Mainland China.

Key Features

Dual USB Output: Charge two devices simultaneously at up to 2.4A max combined output
Dual Input: Compatible with both Micro-USB and USB Type-C charging inputs (5V)
18650 Battery Compatible: Designed for single or dual 18650 lithium-ion cells — perfect for DIY power bank builds
Boost Converter Built-In: Efficiently steps up battery voltage to a stable 5V output
Voltage Regulator Type: SMD package for compact, low-profile board designs
Wide Operating Temperature: Functions reliably from -40°C to 80°C
No High-Concern Chemicals: Safe for DIY electronics projects
Brand New Condition: Supplied as a single board, ready to integrate

Specifications

Input: Micro-USB / USB Type-C, 5V
Output Voltage: 5V
Max Output Current: 2.4A
Battery Type: 18650 Li-ion
Package Type: SMD
Operating Temperature: -40°C to 80°C
Quantity: 1 board per order
Origin: Mainland China

Perfect For

DIY power bank projects
Electronics prototyping and maker builds
Portable USB device charging solutions
Robotics, Arduino, and Raspberry Pi power supplies
Custom battery backup systems

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Frequently Asked Questions

Q: What battery type is this 18650 charger board compatible with?

A: This boost charger board is specifically designed for 18650 lithium-ion (Li-ion) cells. It can be used with single or dual 18650 batteries to build a DIY portable power bank or backup power supply.

Q: Can I use USB Type-C to charge the 18650 battery through this board?

A: Yes! The board features dual input compatibility — you can charge via either a standard Micro-USB cable or a USB Type-C cable, both at 5V, making it highly flexible for modern charging setups.

Q: What is the maximum output current for charging devices?

A: The board supports a maximum output current of 2.4A across its dual USB output ports, allowing you to charge two USB devices simultaneously — ideal for smartphones, small tablets, and other USB-powered gadgets.

Q: Is this board suitable for beginner DIY electronics projects?

A: Absolutely. The SMD-packaged board is compact and straightforward to integrate into custom builds. It's a popular choice among hobbyists, makers, and electronics students looking to create their own portable charging solutions with 18650 cells.