Mad Wave E Whistle

2 different whistle tones and SOS mode

Easy to use, operated by single hand. Hand grip strap design for easier grip on hand.

Addition color ring and lanyard provided (To replace hand grip strap if not in use.)

Special design metal-tubing to reach 125dB+/-5dB loudness.

Handy & Hygienic without blowing the whistle

Suitable for all sporting events

SOS mode : Give out S-O-S Morse code automatically when emergency situations need help.

Multi-propose use suitable for: Referee, Coaches, Traveler, Adventurer, Guides, Cheerleaders,Lifeguards, Teachers, Traffic Guides, Dog Trainer

AAA battery, not included