Electronic Whistle

الوصف

• No Avoid touching the mouth, it’s good to free your mouth, but also safer and cleaner, which is your best choice in any period.
• Provide up to 115-125 dB sound power, you can choose the best sound for your demand.
• Powered by three PCS AAA batteries, which can be used for longer time.
• Easy to carry, and you can hang it on the neck or tie on belt and backpack, but also can put it on the pocket.
• Assorted colors