ellent brightness.Battery lasts for about 4/5 hours when I have it running at high performance levels (i.e.: 100% brightness, online use, using programs such as Microsoft Publisher or downloading/uploading pictures to online or GOOGLEdrive or DropBOX)ISSUES:A.) Monitor would randomly dim for no reason, took me awhile to figure out which setting was wrong and here is how I fixed it Go to Control Pan