Adafruit
Alkaline 9V Battery
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A standard alkaline 9V battery for powering portable electronics projects, kits, and prototypes. These batteries use alkaline (MnO2) chemistry with a voltage...
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A standard alkaline 9V battery for powering portable electronics projects, kits, and prototypes. These batteries use alkaline (MnO2) chemistry with a voltage range of 9.6V (fresh) to 4.8V (depleted). At a 50mA discharge rate, capacity is approximately 500mAh.
Specifications
- Chemistry – Alkaline (MnO2)
- Nominal Voltage – 9V
- Voltage Range – 9.6V (fresh) to 4.8V (depleted)
- Capacity – ~500mAh at 50mA discharge rate
Ideal For
- Arduino and microcontroller projects
- Portable electronics prototyping
- Kits and educational projects
Package Contents
- 1× Alkaline 9V battery
Tip: Pair with a 9V battery holder with switch or a 9V battery holder for your project.
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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