LET THEM KNOW YOU’RE COMING! Vintage Superman siren for bicycle and tricycle; siren alert by Empire that produces a super-sonic woo-woo-wooooo! sound. The horn is perfect for signaling your presence on the road or just for fun.

The set is perfect for collectors of SUPERMAN, comic books and memorabilia, figurine enthusiasts or collectors of horns and sirens. Previously owned, box in poor shape; see photos; needs 2 AA Batteries not included; 1978 VINTAGE; directions included!

Fits all trikes, bikes, hot wheels.