Thinking about stardom? With your skill level 3 talent you can create your own rock star. This Rock Star Kit is sure to light up the billboards with 78 ultra bright LEDs that sequentially flash R.O.C.K.S.T.A.R. one letter at a time. The Rock Star kit uses 2 ICs and has 2 PC boards. The control PC board allows the speed of the letters to be adjusted. Approximate size: main board 2.6" x 4.5" and the control board 1.4" x 2.9". Operate from a standard 9V battery (not included). Complete with all parts, rockstar label, 2 PC boards and instructions. Skill Level 3. Manufactured by Chaney Electronics.