I have been using the keyboard and mouse for a little over a week. I noticed that when I switch from using the mouse to typing on the keyboard, the mouse takes 5-10 seconds to be able to use again. When it does become available to use, it is always at the corner of the screen. This lagging is very annoying when you need to constantly switch from typing to the mouse. The mouse also turns off sometimes while I'm using it, but the switch is turned to "on". It just stops working and the laser isn't See full review