![Vintage Police Agent Whistle 2.5" signed Yuet Shing Tiger Trademark from Japan, Chrome, Powerful Sound, Sport Events, Dog Training](http://montrealcollector.com/cdn/shop/products/il_fullxfull.1406107290_9l5u_1024x1024.jpg?v=1571439854)
Excellent condition, very clean, powerful sound. Genuine police agent whistle from the 1950's signed "Yuet Shing, Made in Hong Kong" with the engraved Tiger trade mark. It has hole on top to hook it to a chain. Can be used during sport events, even for dog training as they react well to it. Measures 2.5 inches long.