Three volume selector

Three tone selector

Push button activation

Adjustable wrist lanyard included

The sound can be aimed in any direction

Three AAA batteries are included

Great for referees, coaches, lifeguards, trainers, police, personal use and more. The Champion Sports Electronic Hand Whistle makes it easy to distinguish between different alerts for your needs. The combination power and volume switch easily slides to the desired position. Attach the included wrist strap to the whistle for easy retrieval while on the go.