What is the biggest difference between laptop pc and desktop pc.I think it is “mobile ”.Besides,the laptop battery should be more expensive.Check it here Acer Aspire One 8.9 battery Only $48.95

If you are planning to buy a new laptop battery,you may be interested in how to judge the length of battery life?Here is a simple way to figure it out.

Watt-Hours=electronic current(mAh:milliampere hrs) * voltage(V:volt)/1000

Now,let’s to caculate it:First,please read capacity mAh and voltage.Then (capacity mAh*voltage)/1000.If your battery uses Ah as voltage unit,then you have Divided by 1000 first.For example,if you use a battery which is 10.8 volt and 4400mAh,The Formula is:1.8#4400/1000=47.52,or 48w/h.the higher of The Value the bettery.

It is an easy way to figure it,right?If you would like to take it for practise,how about buying acer laptop battery on gogo-power.com

Read More