Electronic Whistle With USB Charging, Emergency Whistle Teacher, Color Sport For Referee For Ou Z2Y6

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Product size about : 12.6*4.5cm/4.9*1.7in Product color: As shown in the figure Product material:plastic product features: Multifunctional design: This electronic whistle is not only suitable for sports competitions, but also for traffic command and training. It is equipped with a variety of sound effects and volume levels to meet different environments and needs, ensuring that the command or voice effect is clearer and more effective. Adjustable volume: The electronic whistle has three volume settings, allowing users to freely adjust the volume according to different occasions. Whether it is a noisy game scene or a quiet training ground, it can easily make a suitable sound to ensure that the information is conveyed accurately. Three sound effect options: Different sound effect experiences make the whistle more flexible. Users can choose sound effects suitable for specific situations to help quickly attract attention or convey specific instructions, improving communication efficiency and practicality. Environmentally friendly and rechargeable: Compared with traditional disposable whistles, this electronic whistle adopts a rechargeable design, which not only reduces the impact on the environment, but also saves the cost of subsequent battery replacement. It can be used continuously after one ensuring that the user will not be affected by insufficient power at critical moments. Portable and Sturdy :The electronic whistle is lightweight and portable, making it convenient for users to carry it at any time. Designed with durability in mind, it's made from high-quality materials to resist drops and abrasions, and can perform well in a variety of outdoor sports and training environments. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only. Shipment includes: 1 pc Electronic whistle