The main benefit of batteries is that they increase convenience for users since they enable portability of devices. Their biggest disadvantage is that they can only be used for a limited time. Even rechargeable batteries eventually die.Know More
Batteries come in various types including general purpose, alkaline, mercury and lithium, the newest and most advanced type.
Most batteries do not need to be connected to an external electrical system, and this is a practical advantage in specific cases such as in cars, aircraft and many other portable devices that require power. Batteries can be used in places with no electrical supply such as remote rural areas. In such cases, batteries play a critical role in sustaining livelihoods. Another major advantage is that batteries are easy to replace once they go beyond their useful lifespan.
On the downside, some batteries require maintenance and need to be checked periodically. Certain batteries are highly dangerous as they can explode, cause fire and lead to chemical pollution.
Rechargeable batteries take time to recharge, and this can be a big hindrance in case of an emergency.
In case of larger equipment, batteries can increase their weight, and this is a disadvantage when there is need to transport the equipment.Learn more about Car Parts & Maintenance
Johnson Controls manufactures EverStart car batteries. EverStart is Wal-Mart's in-store car battery brand that is available exclusively at Wal-Mart in the United States and worldwide.Full Answer >
Car batteries die for a variety of reasons, from general age or cold temperatures freezing battery fluid to corrosion and overuse. In most cases, factors contributing to a dying battery are easily remedied. However, batteries tend to have a life of no more than 10 years, and there comes a time when the best measure is to replace an old battery.Full Answer >
On average, car batteries last for up to four years depending on location, owner's driving habits, type of vehicle and other conditions. Normal conditions for a battery involve having full charge cycles, lack of extreme temperatures, a reliable and consistent charging system and only a small amount of other accessories.Full Answer >
Car batteries require replacement after four years on average, states HowStuffWorks. Dead batteries are usually an indication that a battery needs replacement. Car batteries should be tested using an electronic tester during regular maintenance.Full Answer >