3xAA Battery Holder Box 4.5V with Switch & Wire Leads

3xAA Battery Holder Box – 4.5V with On/Off Switch

Keep your DIY electronics, LED strips, hobby projects, and small devices powered with this compact and reliable 3xAA battery holder box. Outputting a steady 4.5V, this plastic battery case features a built-in on/off switch and comes with wire leads (with optional USB output) so you can connect it directly to your project with minimal hassle.

Key Features

• Holds 3x AA batteries for a 4.5V DC output — batteries not included
• Built-in on/off switch for convenient power control
• Available with wire leads or USB + wire leads — choose the configuration that suits your needs
• Compact size: 7.5 × 5 × 2 cm (approx. 2.95 × 1.96 × 0.78 in) — fits neatly into enclosures and project boxes
• Durable plastic construction — lightweight yet sturdy
• Available in Black or White to match your setup
• Perfect for electronics prototyping, Arduino/DIY maker projects, LED lighting, RC models, sensors, and more

Specifications

Made in Mainland China.

Great for Use With

This battery box pairs well with a wide range of DIY and electronics accessories. Check out these related items from our store:

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Safety & Standards

For guidance on safe battery handling and disposal, refer to the U.S. Consumer Product Safety Commission – Battery Safety.

Note: Please allow ±5–10 mm variation due to manual measurement. Colors may vary slightly from images due to monitor settings and lighting conditions.

Learn more: Battery holder

Frequently Asked Questions

Q: What batteries does this AA battery holder box use?

A: This battery holder is designed for 3 standard AA (1.5V) batteries, which together provide a 4.5V DC output. Batteries are not included with the holder.

Q: What is the difference between the "with line" and "with USB/line" versions?

A: The "with line" version comes with bare wire leads for direct soldering or connection to terminals. The "with USB/line" version includes both a USB output connector and wire leads, giving you more flexibility for powering USB-compatible devices as well as custom wired setups.

Q: Is this battery box suitable for Arduino or maker board projects?

A: Yes! The 4.5V output and compact form factor make this battery holder a popular choice for Arduino projects, breadboard circuits, LED arrays, sensors, and other low-voltage DIY electronics applications.

Q: Does the on/off switch interrupt power completely?

A: Yes, the built-in slide or toggle switch cuts power to the output leads entirely, making it easy to turn your project on or off without disconnecting the batteries.