DFRobot
4x AA Battery Holder (with Power Switch, DC2.1 Jack, and Cover)
A compact 4×AA battery holder with a built-in on/off power switch, DC2.1 barrel jack output, and a protective cover. Ideal for powering Arduino, Raspberry Pi...
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A compact 4×AA battery holder with a built-in on/off power switch, DC2.1 barrel jack output, and a protective cover. Ideal for powering Arduino, Raspberry Pi, and other microcontroller projects with a portable 6V supply.
The holder accepts four standard AA batteries (1.2V rechargeable or 1.5V alkaline) and outputs through a centre-positive DC2.1 jack (5.5mm outer, 2.1mm inner), compatible with most development boards that accept barrel jack power input.
Key Features
- Built-In Power Switch – On/off slide switch for convenient power control without disconnecting
- DC2.1 Barrel Jack Output – Standard 5.5mm outer / 2.1mm inner centre-positive connector
- Protective Cover – Snap-on lid keeps batteries secure and protected
- Stainless Steel Contacts – Nickel-plated spring plates for reliable electrical contact
- 25cm Output Wire – Flexible lead length for easy routing to your project
- ABS Construction – Durable, lightweight plastic housing
- RoHS Compliant – Meets environmental and safety standards
Specifications
- Battery Type – 4× AA (LR6 / HR6)
- Output Voltage – 4.8V (NiMH) or 6V (alkaline)
- Output Connector – DC2.1 barrel jack (5.5mm OD, 2.1mm ID, centre-positive)
- Wire Length – 25cm
- Dimensions – 70 × 64.5 × 19.6mm
- Weight – 41.3g (without batteries)
- Material – ABS (housing), stainless steel nickel-plated (contacts)
Ideal For
- Portable Arduino and Raspberry Pi projects
- Robotics and remote-controlled builds
- Prototyping without a mains power supply
- Educational electronics kits
Package Contents
- 1× 4×AA Battery Holder with switch, DC2.1 jack, and cover
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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Power & Batteries
Supplier page — dfrobot.com
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