power limit

Hi, I bought Gigabyte GeForce GTX 1060 WINDFORCE OC 3G and then I installed GPUZ, I am getting readings of Adjustment Range -50% to +17% in Power Limit Under Advance Tab. Here you can see screenshot: Will you please explain me about it, plus also tell me is it safe for my Graphic Card or I...

Even with SLI turned off and power target set to 120% TDP my 1080 FTW won't draw the power it is allowed to (except in Furmark, where it goes up to 115%) even if it is 98-99% busy as in Fire Strike. In Fire Strike Ultra it is 85-95% TDP. If SLI is on and employed by game or application, neither...