Genuine Shanghai Butterfly Brand Premium Copper Powder Traffic Command Whistle
Crafted from high-grade copper alloy for superior durability and crisp acoustic performance. Precision-engineered metal exit slot ensures clear, far-reaching sound projection ideal for professional traffic control, sports refereeing, and emergency signaling. Hand-polished finish with anti-corrosion coating for long-lasting shine and reliability. Lightweight yet sturdy construction designed for extended use in outdoor environments, competitions, and security operations. Exclusive bulk pricing available for wholesale buyers. Globally sourced, factory-direct savings with no compromise on quality. Trusted by professionals for its consistent tone and ergonomic design.