Did you know peripheral devices connected to your computer drain your battery faster? Yes, even that mouse and keyboard connected to your computer via a USB cable suck off power from your computer. The longer you have USB devices connected to your computer, the faster your battery drains.
However, if you are using the latest operating systems from Microsoft (Windows 7, 8, and 10), there is no need to worry about USB peripheral devices draining your battery more than they need to. That is because Windows automatically shuts off USB devices that are not in use, thereby conserving your battery power.
Although this feature goes a long way towards giving your more battery hours for work or play. Some USB hardware needs to be remain powered by your computer for them to work smoothly. This Windows feature of automatically shutting off USB devices when it detects they have not been actively used for a given period could lead to malfunctioning of some peripheral devices power by USB on your computer.
If you use such a device and notice it stops working after a while when it was not …read more
Read more here:: Stop Windows from Turning Off USB Devices