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3 x AAA Battery Holder with Switch
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$3.00
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An enclosed battery holder for three AAA cells with a built-in on/off switch. The snap-on lid fully covers the batteries, keeping them secure during use. Wir...
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An enclosed battery holder for three AAA cells with a built-in on/off switch. The snap-on lid fully covers the batteries, keeping them secure during use. Wire leads allow you to connect directly to your project.
Three AAA cells in series provide approximately 4.5V (alkaline) or 3.6V (NiMH), suitable for powering microcontroller projects and portable electronics.
Key Features
- On/Off Switch – Control power without disconnecting the leads
- Enclosed Design – Snap-on lid secures batteries in place
- Wire Leads – Ready for soldering or connecting to your circuit
- 3× AAA Series Configuration – ~4.5V (alkaline) or ~3.6V (NiMH) output
Ideal For
- Arduino and microcontroller projects
- Portable electronics and sensor nodes
- Educational and hobby circuits
Package Contents
- 1× 3-Cell AAA Battery Holder with Switch (batteries not included)
Jargon buster
Plain-language definitions for the technical terms used above.
- microcontroller
- A microcontroller is a small computer on a single chip that runs a stored program and controls connected inputs and outputs such as buttons, sensors, displays and communication interfaces. In a device built around one, it is the part that executes the code and coordinates the device's behaviour.
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