When We buy laptop battery on the market, the battery manufactures also claimed that their laptop battery life is 12 -15 month (300-500 recharge cycles). But after used 10 month our battery failed. For example the Dell inspiron 1545 battery comes with 1 year warranty but it is also dead in 10 -11 months. Why? The Dell's 1 year warranty is Calculated clear about laptop the battery life.
There maybe caused by our laptop battery daily using method. Now www.battery4.us List 5 reasons may shorten your laptop battery life below.
1. Heat - Place the power supply to the laptop while the battery is charging hardly over time. Leave the laptop on a screen, radiator or window of the car in the sun the most common cause of decreased heat production (more than a month).
2.Use the battery until it is fully discharged. Lithium ion Inspiron 6000 batteries tend to be longer if you avoid using it when it is nearly empty. Try loading everything right before it is empty (as often as possible).
3. Leave the battery in a fully discharged state. Usually this happens when you change the system again now after a few minutes after the use for low battery, and then we will not charge the battery for several months. The battery does not charge a security mechanism in the battery to prevent overheating and possible explosion, which could result from the imposition of a completely discharged battery.
4. Incorrect AC adaptor used. If the AC Adapter you used with too low voltage or current rating, the laptop can work but the battery can not charge. The situation last a long time and the Inspiron 6400 battery life shorten. So please use the original AC adapter when charging the laptop battery.
5. The extensive use of battery. The lithium ion XPS M1530 batteries are 250-500 full charge / discharge cycles (depending on the assessment of cells), at what point is an ability by 50%. After rapidly deteriorating. All lithium ion batteries have a limited life and must be replaced after each use.
Tip: To prevent the battery fully discharged for long periods when not in use (eg school holidays) at full load and remove the batteries from the notebook and store in a cool place until the next time you need. use