2681 Large Model Dr Pepper Animated Lighted Billboard&nbsp;by Miller Signs Size 2.9" W x 4.1" H. Limited edition. Suitable for HO-O scales The sign comes with a circuit board and aaa battery box, simple to install on your structure. On the curcuit board there is a on/off switch and a push button to change the sequence, has over 40 sequences. May also be lighted with a 4804 converter or 4803 or 4803 adapter. Produces no heat.