Marvel Iron Man 3 LED Arc Reactor Ring

Ring inspired by Iron Man's arc reactor
Solid metal alloy construction
Enameled metallic finish
Tap it and the LED illuminates for 60 seconds
Does not repel your enemies (sorry, Legal said we couldn't do that version)
Materials: nickel-free metal alloy
Battery: Included (replaceable)
Sizes: 8, 10, and 12
Dimensions: Arc Reactor circle has a .43" diameter