Want to get people’s attention? Tired of yelling and whistling? - You really need a Botari electric whistle. Easy to get attention, loud, consistent sound every time. Electric whistle helps your voice at recess without blowing but also send louder, strong and consistent sound comparing with traditional whistles. When you are in danger without the energy to yell for help, this whistle will be your good device, too. STRONG AND DURABLE - Great coating and craftsmanship make this electronic whistle very practicable and durable. High-volume electronic whistle, easy to press, save energy, health, and louder than traditional whistle! A MUST HAVE FOR OUTDOOR SPORTS - In the wild whistle is not only the role of whistling collection but also the role of lifesaving! Anti-split design, 4pcs Cr2032 Lithium Batteries are included enables it to create strong and consistent sound, and this whistle can last for 5000 blasts.