button cell battery การใช้

• It uses 4 AAA batteries and a backup button cell battery.
• Instead, the car and controller are powered by two LR44 button cell batteries each.
• Heavy metals or their compounds can be found in electronic components, electrodes, and nickel-metal hydride, and button cell batteries.
• For example, using such a method to power a pedometer that measures how far you've walked might be reasonable, if the price is similar to a button cell battery . talk ) 17 : 08, 12 December 2008 ( UTC)
• Some computer designs have used non-button cell batteries, such as the cylindrical " 1 / 2 AA " used in the Power Mac G4 as well as some older IBM PC compatibles, or a 3-cell NiCd CMOS battery that looks like a " barrel " ( common in Amiga and older IBM PC compatibles ), which serves the same purpose.