about a year.
When new and fully charged, the battery provides up to 8 or 12 hours of battery life
4 hours
Car battery coupons usually last about 2 months. Once you find a coupon, I would buy a new batter.
It usually last two or three years. Then you should change for a new one.
a car battery last for about 3-5 years
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.
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.
I have learned that when i get new batteries for my hobby cars you want to fully charge the battery to the recommended hrs, you want to charge the battery fully because it will improve how long your battery will last on one charge and how long the battery's life will be.