button battery
Tiny disc power
A button battery is a small, flat, round battery resembling a button or coin in shape.
These batteries power watches, hearing aids, calculators, and other compact devices: The remote needs a new button battery.
Also called a coin battery or coin cell.
Button batteries pose a serious hazard if swallowed, particularly by young children, as they can cause severe internal burns.
- coin cellFlat circular battery
- lithiumLightest solid element
- lithium ionRechargeable electrochemical cell type
- watchPortable timekeeping device
- hearing aidEar-worn sound amplifier
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- button batteriescoin cell, lithium cell
- small objectsbead, coin, penny, dime, nickel
- foreign bodiessplinter, glass shard, fish bone, bullet, shrapnel
- Microelectronicsmicrochip, microprocessor, silicon chip, transistor, microcircuit
button batteryAA battery
Standard small power cell
D battery · car battery · 9-volt battery · C battery · AAA battery
button batterypower grid
Linked transmission system
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