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Extended notebook usage time of several methods      1, the notebook's USB interface, has been power-hungry, it is because Win dows XP as a "mistake" caused, in particular the Centrino series. USB devices using the battery will cost a lot of electricity, so if no special needs, do not connect too many USB devices as well. 2, when you deal with text content in the wholesale laptops, the reduced number of brightness and contrast is a very sensible approach. This can save a lot of power resources, to know the books of the screen can account for the overall power consumption 30% more too! Meanwhile, in dealing with the text content, wholesale laptops from china reasonable brightness, contrast, not much stimulate the eye, but also play a role in protecting eyesight. 3, temporary does not use books, the standby while this is very convenient, covered with screen to start, but the same power. Replace it with the hibernation feature to start the speed is only ten seconds slower than standby, but this feature does not consume electricity, save a little is one o'clock. 4, if not the battery to pull down a long time with only AC, but the best charge and discharge the battery once a month, pay attention to full power in the pull down before (or at least 60%), if the power was also not a long time to shine is easy the cell "starvation" because the battery came in the win is even a slight discharge. 5, cheapest laptop cooling is important. If the laptop is not an independent graphics card, fever is not very high. If you really do not worry go to buy a notebook cooling pad, not too good, 30 dollars or so, more useful in summer. As long as the hot, long time no problem with some people working 24 hours straight sometimes, wholesale computers are 10 hours per day, the best all add to the cushion, the basic feel very hot. 6, the maintenance is to keep your computer clean and usually pay attention to the line, and try not to use in dusty places. If the LCD screen did not film, do not have to dirty to clean, highly polished, the more easily scratched. . For details, please visit TradeTang.com in notebooks wholesale.