18650 & AA Battery Holder Case – 1 to 4 Slot Storage Box

18650 & AA Battery Storage Case with Wire Lead

Keep your batteries organized and your DIY projects powered with this versatile black plastic battery holder case. Available in 1, 2, 3, or 4-slot configurations, these compact holders are perfect for 18650 lithium cells and standard AA (LR6/HR6) batteries. Whether you're building a custom power pack, working on an electronics project, or simply need a tidy storage solution, these clip-style battery cases deliver reliable performance in a lightweight, durable design.

Made in Mainland China.

Key Features

• Multiple Slot Options: Choose 1×, 2×, 3×, or 4-slot configurations to match your power requirements.
• Universal Compatibility: Fits 18650 lithium batteries and AA (LR6/HR6) standard batteries.
• Sturdy Black Plastic Construction: Lightweight yet durable housing that securely clips and holds batteries in place.
• Pre-Wired Lead Pins: Comes with wire leads for easy connection to your circuits or DIY devices — no soldering required on most builds.
• Compact Dimensions: Space-efficient design that fits neatly into project enclosures.
• No Batteries Included: Holders only — batteries not included.

Specifications

• Material: Plastic
• Color: Black
• Compatible Batteries: 18650, AA (LR6/HR6)
• Dimensions:
  • 1×18650: 75 × 20 × 18 mm
  • 2×18650: 75 × 40 × 18 mm
  • 3×18650: 75 × 60 × 18 mm
  • 4×18650: 75 × 80 × 198 mm
• Voltage Range: USB (5–20V DC)
• Package Includes: 1 × Battery Holder (batteries not included)

Great For

• DIY electronics and maker projects
• Custom power supply builds
• Arduino, Raspberry Pi, and hobbyist circuits
• LED lighting rigs and portable device builds
• Battery storage and organization

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For more information on safe battery handling and disposal, visit the EPA's Used Household Batteries guide.

Frequently Asked Questions

Q: What battery types do these storage cases support?

A: These battery holder cases are designed to fit 18650 lithium batteries as well as standard AA (LR6/HR6) batteries, making them compatible with a wide range of DIY and electronics applications.

Q: Are batteries included with the holder?

A: No, batteries are not included. Each package contains one battery holder case only. You will need to supply your own 18650 or AA batteries.

Q: Can I connect multiple holders together for higher voltage or capacity?

A: Yes! The pre-wired lead pins make it straightforward to wire multiple holders in series or parallel, allowing you to increase voltage or capacity for your custom power projects.

Q: What are the dimensions of the 4-slot 18650 holder?

A: The 4×18650 battery holder measures approximately 75 × 80 × 198 mm, making it compact enough for most DIY enclosures while accommodating four full-size 18650 cells.