Adafruit
2 x AA Battery Holder with Knife Switch
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$1.85
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A 2×AA battery holder with a built-in knife switch for controlling power. Unlike typical slide switches, the knife switch provides a clear visual indicator o...
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A 2×AA battery holder with a built-in knife switch for controlling power. Unlike typical slide switches, the knife switch provides a clear visual indicator of open and closed circuit states — making it an excellent tool for teaching basic electronics and circuit concepts.
The holder takes two AA batteries in series for 3V nominal output, with bare wire leads for easy connection to breadboards, alligator clips, or soldered connections.
Key Features
- Knife Switch – Visual open/closed circuit control, great for education
- 2×AA Series Configuration – 3V nominal output
- Wire Leads – Bare wire ends for flexible connection options
- Compact Design – Classic Adafruit black finish
Ideal For
- Teaching open and closed circuits in the classroom
- STEM education and science fair projects
- Simple electronics projects and prototyping
- Portable battery-powered builds
Package Contents
- 1× 2×AA Battery Holder with Knife Switch
Note: AA batteries are not included.
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Power & Batteries
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