With orders of $25 or more, Amazon offers Prime members the Disney Frozen LED Light Up Canvas Wall Art for $5.63 with free shipping. That's a buck under our mention from a year ago and the lowest price we've seen. (It's the best deal now by $22.) It measures 15.75" x 11.5" and requires three AA batteries (not included).
Note that this item is part of Amazon's "Add-on program" and can only be purchased with an order of $25 or more.