Features: 1. Touch-free Electronic Whistle: Compared with traditional whistle, this electronic whistle can avoid contact with the whistle. The high-pitched and powerful sound generator can provide up to 120-150 decibels of sound power, which is the best choice for you in this special period. 2.3 High Tones: The whistle has 3 different tones for you to choose from, you can choose the best sound according to your needs. And it is suitable for all sports activities, company events, school games or other emergencies. 3. Easy to Carry: The whistle measures about 13.6cm*3.8cm*3.3cm/5.35*1.50*1.30in in size, and it is also equipped with a 16.6cm/6.54in(about) long lanyard, which is great for backpacks, sailboats, camping and hiking equipment, life jackets, kayak PFD. You can also tie the whistle to a belt or shoulder strap for quick and easy use in emergencies. 4. Excellent Quality: The sports electronic whistle is made from high-quality ABS eco-friendly materials, odorless and healthy. The anti-split and powerful design makes this electronic whistle produce a strong and consistent sound. 5. Great Gift: Perfect for outdoor travel and daily training, also can be a good gift for adventure lovers. Specifications: Name: Electronic Whistle Size: about 13.6cm*3.8cm*3.3cm/5.35*1.50*1.30in Material: eco-friendly ABS Color: yellow, blue, gray, black Function: transportation, assembly, sports training, outdoor Packing List: Electronic Whistle*1 Cloth Bag*1 Lanyard*1