This DIY power bank case is designed to hold 2x18650 rechargeable batteries and convert them into a portable USB power source. Ideal for electronics projects, DIY enthusiasts, and hobbyists, it allows you to create a custom power bank with your choice of batteries and charging circuitry.

Key Features:

• DIY Power Bank Case: Suitable for 2x18650 batteries
• Portable Design: Compact and lightweight for easy carrying
• USB Output: Standard USB interface for charging devices
• Durable Construction: Sturdy plastic housing for battery protection
• Customizable: Add your own batteries and charging module

Specifications:

• Type: Power Bank Case (DIY)
• Battery Compatibility: 2x18650 Li-ion/ LiPo
• Battery Not Included: Requires user-supplied batteries
• Material: Plastic
• Application: DIY power banks, electronics projects

Applications:

• DIY portable power banks
• Electronics hobbyist projects
• Emergency USB charging solution
• Educational kits for learning battery management and circuitry