About This 【Powerful Sound Output】Our electronic whistle features a maximum volume of 125dB and is crafted with an aluminum alloy whistle tube. This unique combination ensures that the electric whistle produces an incredibly loud sound. The high - quality alloy material enhances resonance, making sure the sound can be heard clearly even in the noisiest environments. [Versatile Sound Modes】This rechargeable electronic whistle offers 3 distinct sound types and 6 volume levels. Whether you're a teacher, a coach, or an outdoor adventurer, it meets all your acoustic needs with customizable settings. 【Long - lasting Battery Life】Equipped with a 600mAh battery, our electronic whistle can last up to 4 hours on a single charge. The Type - C charging interface allows for quick and convenient charging, and it only takes 1 hour to fully recharge this electric whistle, ensuring you're always ready for use. 【Portable and Stylish Design】 Weighing only 48g, the electronic whistle is extremely lightweight and easy to carry around. You can attach it to your belt, backpack, or simply hold it in your hand. The combination of black, blue, and yellow colors not only makes the electric whistle stand out but also adds a touch of style. 【Water - resistant Protection】With an IPX4 waterproof rating, this rechargeable electric whistle can handle splashes from any angle. Rain or sweat won't stop it from functioning properly. Overview Color : Black/Blue/Yellow Brand : aswayke Instrument Key : C Material : Plastic Style : Modern
