SparkFun
Coin Cell Battery - 20mm (CR2032)
CR2032 Lithium metal 3V 250mAh button cell battery. Great for powering low power processors or blink an LED for weeks at a time. Note: This item is non-retur...
This is not a toy
Additional Information
Button Cell Batteries can cause severe or fatal injuries in 2 hours or less if they are swallowed or placed inside any part of the body. If you suspect your child has swallowed or inserted a button cell battery, call the 24-hour Poisons Information Centre in Australia on 131126 or in New Zealand on 0800 764 766 or contact your country's emergency department.
Jargon buster
Plain-language definitions for the technical terms used above.
- LED
- A light-emitting diode is a small electronic component that lights up when current flows through it in the correct direction. In this kit, LEDs create the flashing effect, so polarity and correct soldering matter for the project to work.
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CR2032 Coin Cell Datasheet
Datasheet · 323.8 KB · Click any page to view full size
CR2032 Coin Cell MSDS
Compliance · 3.8 MB · Click any page to view full size
Supplier page — sparkfun.com
Supplier Description · 480.1 KB · Click any page to view full size
Related Tutorials
Free guides on learn.littlebird.com.au