N911S Aluminum Alloy Outdoor Save Whistle High Match Referee Whistle, Random Color Delivery

The N911S Aluminum Alloy Outdoor Save Whistle is an emergency tool designed for outdoor activities. It produces a high-decibel sound suitable for competition, traffic command, and training.

• Material: aluminum alloy
• Applicable to: competition, traffic command, training
• Decibel: 120 decibels
• Dimensions: 5.9 x 2 x 1.1 cm
• Weight: 16g/piece
• Sturdy, waterproof, and wear-resistant
• Dual-cavity combination design
• No gaps in the whistle tube
• Dirt resistant