<p>MULTIFUNCTION: Includes Three Kinds of sound effects, you can choose the best sound for your purpose. All tones are very loud and clear. Suitable for all sporting events, coaching, emergency, outdoor safety whistle, rescue whistle and so on.</p><p>STRONG AND DURABLE: Great coating and craftsmanship makes this electronic whistle very practicable and durable. High-volume electronic whistle, easy to press, save energy, health, and louder! 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.</p><p>Features:</p><p></p><p>1.Anti-split protection design, long duration.</p><p></p><p>2.Improves hygiene among several users without blowing the whistle.</p><p></p><p>3.Three different whistle tones selectable by user</p><p></p><p>4.Easy to use: operate by single hand</p><p></p><p>5.Large Volume output and large sound effect.</p><p></p><p>6.Special design metal-tubing to reach 125dB +/-5dB loudness.</p><p></p><p>7.Suitable for all sporting events, emergency, guiding and pet training.</p><p>Specification:</p><p></p><p>Model Name: Electronic Emergency Whistle</p><p></p><p>Material: ABS /Rubber coating</p><p></p><p>Sound: 3 tones available</p><p></p><p>Whistle Loudness: 120±5 dB</p><p></p><p>Battery: CR2032*4pcs</p>