Single-tone electronic whistle suitable for police, lifeguards, teachers, referees, umpires, tour guides, sport trainers, cheerleaders, traffic guides, coaches, military training, dog handlers, rescuers or anyone caught in a situations that calls for its use. The fast-action push button response and loud 110dB sound stops play instantly. A hygienic solution for multiple users & also suitable and compact enough to be a keychain!Features: - Compact and stylish housing design. - Especially suitable for children. - Ultra light-weight design. - High decibel of up to 110 dB. - Handy and hygienic. - Ease of use with a push of button provides a loud, clear, and consistent sound. - Great for all sporting events. - Use as a locator in emergency situations. - Use as a safety alarm for crime prevention. - Dimension: 9.5cm(L) * 1.6cm(D). - 4x LR44 batteries and adjustable lanyard included.
