Many xmas lights flicker, even when they're not in blinking mode. With the really crappy ones it's often noticeable just by looking at them. With some of the sl

Many xmas lights flicker, even when they're not in blinking mode. With the really crappy ones it's often noticeable just by looking at them. With some of the slightly less crappy ones, it's easier to notice when looking at them out of the corner of your eye.