18650 Power Bank Charger Module – Dual Micro USB 3.7V to 5V 2A Output

The 18650 Power Bank Charger Module is a high-efficiency charging and boost converter solution, perfect for DIY portable power banks. Designed to work with standard 3.7V 18650 lithium-ion cells, this module converts the battery voltage to a stable 5V 2A output suitable for charging smartphones, USB-powered devices, and more.

Equipped with dual micro USB input ports for flexible charging and onboard LED indicators for real-time status, this compact module is ideal for makers, developers, and DIY enthusiasts building custom power banks or energy storage solutions.

🔧 Key Features

• Supports 3.7V 18650 Li-ion batteries
• Dual micro USB input ports for versatile charging
• Stable 5V 2A output for USB-powered devices
• LED indicators show charge status and power delivery
• Compact, lightweight, and ideal for DIY projects

📐 Technical Specifications

📌 Applications

• DIY mobile power banks
• Portable charging stations
• USB-powered electronic projects
• Rechargeable lighting or emergency backup systems
• Custom 5V battery-powered devices

💡 Why Choose This Module?

This 18650 Power Bank Charger Module is engineered for makers and professionals who demand flexibility and efficiency. With dual micro USB inputs, robust output, and easy battery integration, it’s the perfect base for any portable power supply solution.

📦 Package Includes

• 1 × Dual Micro USB 3.7V to 5V 2A 18650 Charger Module