Electronic Whistle Multi Sports Effective Hygienic Whistle Battery Powered Handheld with Lanyard for Referee Coaches P.E. Teacher Training Outdoor Camping Professional Multipurpose Electric W (black)

Electronic Whistle Multi Sports Effective Hygienic Whistle Battery Powered Handheld with Lanyard for Referee Coaches P.E. Teacher Training Outdoor Camping Professional Multipurpose Electric W (black)

• STRONG AND DURABLE: Great coating and craftsmanship makes this electronic whistle very practicable and durable. It has ABS shell and anti-split strong design, 4pcs Cr2032 Lithium Batteries are included enables it to create strong and consistent sound, and this whistle can last for 5000 blasts.
• BONUS TO HEALTH: Improves hygiene among several users without blowing the whistle.
• MULTIFUNCTION: Two Kinds of sound effects options, one is general the same as the voice of referee whistle, the other is the "beep" sound. Suitable for all sporting events, and Alert for emergency situations where a threat to persons exists.
• Intended Usage: suitable for Referee, Coaches, Traveler, Adventurer, Tour Guides, Cheerleaders, Lifeguards, Teachers, Traffic Guides etc. It also comes with a portable black string.
• WARRANTY: We care about our customers, If you have any dissatisfaction, please send email to us, we will do our best to help you.