With tightening budgets and needed repairs it is time to consider doing it yourself. However, having the right type of tools to complete the job is essential, whether you are fixing the door hinges or putting up crown molding to give some character to your living room.
These large battery packs take up a lot of room and are pretty heavy, which adversely affects the fuel economy and the storage space in most hybrid cars. These batteries get their power from regenerative braking and/or from the gas engine. Also, they are very expensive, costing thousands of dollars to replace. Which is why they are guaranteed for the life of the car (read you warranty, some states make automakers guarantee the battery for 100,000 miles).
There are two things that kill a notebook battery; heat and operating outside its voltage specifications, overcharge or undercharge in plain English. They are easy to avoid if you can identify the sources. Heat has two big group of players internal sources such as the processor graphics card hard disk drive and the internal eddy stock resistance of the battery itself.
When it's time to buy a new lithium ion battery, be sure you're buying one that's new (as in recently produced). Just like fruit has a shelf-life, so do batteries and just like you want to buy fresh produce, you also want to invest in "fresh" lithium ion cells. Check the date-code on the battery or packaging to ensure you're not buying a pack that's been degrading for a year on some shelf.
The Lithium battery stocks-ion battery is light years ahead of the earlier batteries and considerably better than the Nickel-cadmium (Ni-Cd) or the nickel-metal hydride (Ni-MH) batteries which are still being used. These batteries are less expensive but the Li-ion batteries are far superior in three ways.
The battery will re-charge a little if placed on a hot surface, like a radiator. Never place a mobile phone battery on a hot surface! There is a significant chance of explosion with extreme heat. A modern Lithium mines Ontario battery becomes less efficient the warmer it gets.
So how long does it last? Anything from 3 to 9 years if you search this question on Google. Everyone has a different opinion. In my experience about 6 years is the average. It's basically a large watch battery and is constantly supplying a trickle of power to the motherboard. Just like many of my watches the battery can last 2 years or up to 6 years (Fossil watches don't seem to last long for me for some reason). How long was the PC in the warehouse before it was delivered? And, how long was the motherboard in the warehouse before it was installed in the PC?
Compare the prices of regular cellphone batteries to cheap cellphone batteries and you will realize that you definitely got a good deal. Just have these batteries tested before buying them. See if these are compatible to your cellphone.