3xAA Battery Holder Box 4.5V with Switch & Wire Leads hand soldering practice Battery-Safe Stable Current: Smart current

Battery-Safe Stable Current: Smart current regulation (5V/1A) protects your watch battery from overcharge damage

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Wear-Resistant Construction: Made from sturdy

The ceramic rotor is corrosion-resistant and built for long-lasting performance

Outer Diameter: 5 mm

3xAA Battery Holder Box 4.5V with Switch & Wire Leads hand soldering practice Battery-Safe Stable Current: Smart current3xAA 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