Electronic Whistles, 2 Pack Handheld 3 Tone High Volume Electric Whistle with Lanyard for Teacher Coach Referee, Loudest Emergency Whistle Volleyball Soccer Sports Whistle（Red&Black)136.5*38*32.5（mm)

【3 Tones Electronic Whistles】Electronic whistle can avoid mouth contact. Three distinct tones personalized whistles for your selection, you can choose the best sound for your demand, handheld electric whistles with are a great gift for teachers referees coaches, suit for all sporting events, pet training, outdoor camping hiking emergency situations

【Durable and High-Quality 】 Electronic emergency whistles are made of superior-high-quality , it is a streamlined appearance, are compact in size, are crack-resistant, and fall-resistant.In addition, it comes with 4 Cr2032 Lithium batteries to ensure that you can use it for a longer time outdoors. If the sound becomes abnormal, please replace the battery.

【Easy to Use & Carry with You】 The hand whistle has the perfect size:136.5*38*32.5（mm）, suitable for pockets and backpacks. We have also prepared a drawstring pouch for you, which can better protect your whistle. It is also equipped with a lanyard, which can easily loop through a backpack or hang on your wrist and neck. The electric whistle can provide a loud, clear, strong, and easily recognizable sound. and easy to use in case of emergency.

【No Blow Electronic Whistle & Multi-Function】 Compared with a traditional whistle, the electronic whistle can avoid mouth contact, and keep you safe, you just need to press the sound button then it will make a loud sound for you. One-button switch can create 120±5dB volume, it will be more sanitary and convenient among all sporting events, company activities, school games or other training, etc.

【Perfect Gift】Purchase 2 Pack electronic whistle at one time to meet the massive needs of referees, coaches, teachers, and officials. A set of matching 2 colors - black, and red is easy to distinguish users. The customized exquisite gift box packaging can be used as a gift for Father's Day, anniversaries, Christmas, and birthdays. It is the first choice for fathers, boyfriends, and colleagues.