Laptop Battery Life Recommendations
There are many ways prolonging laptop battery life and here I have some recommendations about it as following. Acer TravelMate TM5742-X742DF battery

First of all, if your laptop is really used as a compact desktop at home or at work and in fact doesn't travel much, removing the battery robs you of it functions as a "UPS". Solution is to buy a real UPS. For a laptop, you only need a small one (300 to 350VA), these can be found for $40 or less (someti...