The pictures on the CUBE in the video correspond to numeric values... (that last picture was a cat)
Using the set of pictures from the video, the numbers are such:
101 dalmations 76 trombones 3 blind mice 8 ball route 66 blackjack (21) a cat (it has 9 lives) once the numbers are put in the clocks, the blinking synchronizes. the blinking has to do with Morse Code, it reads "Morse is the key, use the code" using the segments filled in (- is dash, | is dot), the word wrinkle is obtained answer: wrinkle
To next puzzle: Hourglass.