The smaller battery charger has become a very important in the household and in the business world. One of the main uses of this type of battery charger is for the cell phone which just about everyone uses for business, home, school and just to keep in contact with each other. The battery in a cell phone has a limited life usually causing it to be recharged within a twenty-four hour life span. Most cell phones come with a built in battery charger that you can connect to electricity or recharge it with your car battery as you are traveling.
The smaller charger is very convenient in the household to keep other batteries for smaller items recharged. One very important item for the household is the smoke detector which needs a good battery at all times. Many small toys require batteries while larger toys for teens need batteries that are constantly being replaced. You can save hundreds of dollars a year by having a smaller battery charge in your home.
People who work on laptops find that replacing the battery can become very expensive so many buy a charger to help cut down on the expense. The notebook used while a person works can lose power almost instantly if the battery is not recharged as needed. Some notebooks come with a built in battery charger while others require you to buy the special unit to attach to your notebook in order to recharge. As long as you research each individual charger, you should find one that suits your needs.