button cell

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button cell

A single-cell battery that is used to power wristwatches, computer clocks, hearing aids and other small devices. Also called a "coin cell," button cells look like small, squat silver cans from five to 25mm in diameter. Delivering from one to two volts, button cells come in alkaline, silver, zinc-air and lithium varieties.
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The expansion of the factory in Cibitung estimated to cost US$14 million doubled Panasonic's production capacity for lithium coin battery from 400 million units to 800 million units per year.
0 LE compliance allows it to offer best in class performance while enabling Bluetooth connectivity to sensors and devices powered by coin battery.
Additionally, the Zippy2 provides a Real Time Clock (RTC) with backup battery power provided by a small 3V lithium coin battery.
The SiPix iQuest Roam, with a suggested retail price of $99, includes a tilt/swivel base, USB cable, camera strap, 2 AA alkaline batteries, a lithium-ion coin battery, a Quick start guide, and two CD-ROMs containing MGI PhotoSuite III SE, iNetcam iVista, Odyssey Multimedia Gallery, iQuest Roam TWAIN driver and Adobe Acrobat Reader and a PDF owner's manual.
The i-Bean 4000 is about the size of three stacked quarters, can transmit and receive data up to a range of 30 meters and runs on a standard coin battery.