There is no way to determine which battery will last the longest. Battery life is dependent on many factors like usage. Too much or too little battery usage can lead to faster deterioration of the battery.
a car battery last for about 3-5 years
There is no usual. Depends on the quality of the battery and if it was ever fully discharged. 3-4 years is normal. Each time the battery is fully discharged, the life of the battery is shortened.
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As long as the battery is kept charged then it should last 3-5 years.
a panasonic triple a battery last about 4 hours nonstop.
about a year.
8hrs
Forever.
No the battery is built in but should last a long time.
A Sanyo phone battery last just about as long as any other battery. Most batteries are manufactured by just a few different manufacturers, and then rebranded.
If you divide the 5000 mAh by the current used (in mA), you will get the number of hours the battery will last.