Hot Selling Electronic Cheap Plastic Whistle with Lanyard

Functions:
1.Two different whistle tones selectable by user. 
2.Easy to use: operate by single hand
3.Strong loudness same effect as traditional whistle. 
4.Special design metal-tubing to reach 125dB +/-5dB loudness.
5.Handy & Hygienic without blowing the whistle
6.Suitable for all sporting events.
7.Alert for emergency situations where a threat to persons exists.
8.Multi-propose use suitable for: Referee, Coaches, Traveler, Adventurer, Tour Guides, Cheerleaders, Lifeguards, Teachers, Traffic Guides, Dog Trainer…

Hot Selling Electronic Cheap Plastic Whistle with Lanyard

 Product show