DIY 18650 Battery Power Bank Case with USB-C and Dual USB Ports

DIY Empty Power Bank Case for 18650 Batteries

Create a custom portable charging setup with this DIY 18650 Battery Power Bank Case. Designed for hobby electronics users, this empty power bank shell is made to hold 4 pcs 18650 batteries and includes USB charging ports for compatible devices.

This is a DIY case only and requires compatible 18650 lithium batteries to be installed separately.

Built for Hobby Use

This product is best suited for users who understand lithium battery handling, polarity, charging safety, and basic electronics. It is not recommended for beginners who are unfamiliar with 18650 batteries.

Multiple Charging Interfaces

The screenshot listing mentions 5V dual USB, Type-C, and Micro USB interfaces, giving the case multiple connection options for DIY power bank projects.

Important Battery Note

Batteries are not confirmed as included from the screenshot. This should be sold as an empty case only unless the supplier specifically confirms that batteries are included.

Great For

• DIY electronics projects
• 18650 battery holders
• Hobby power bank builds
• Maker kits
• Repair/tinkering projects
• Emergency power projects
• USB charging box builds
• Electronics workbenches

Key Features

• DIY 18650 battery power bank case
• Designed for 4 pcs 18650 batteries
• Selected colour: black
• USB-C interface listed
• Micro USB interface listed
• Dual USB output listed
• Compact lightweight shell
• Suitable for electronics hobbyists
• Batteries likely not included
• Requires correct battery installation and safe handling