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【ELECTRONIC WHISTLE 】Electronic whistle can avoid mouth contact. ZHT Whistle with lanyard perfect for referee coaches, P.E. teacher, marine, outdoor camping, sports competitions, traffic guides, pet training, self Defense Emergency.
【3 TONES WHISTLE】ZHT electronic whistle have 3 different tones to meet different needs, All the tone are high volume, can provide up to 120-150 dB sound power. USB direct charging and can keep sounding for 4 hours. thus much convenient environmental and save the cost.
【EXCELLENT QUALITY】The electronic whistle is made of high-quality ABS environmentally friendly materials, tasteless and healthy. Hand-held electronic whistle does not need to be blown with the mouth, especially in this special period.
【HAND SQUEEZE WHISTLE HANDHELD SIZE EASY TO CARRY】Hand Squeeze whistle size:5.35in×1.57in, Weights about 80g, also equipped with a long lanyard, it can easily loop through backpack, sailboats, camp hike gear, life jacket, kayak PFD. You can also tie the whistle to your belt or shoulder straps for quick and easy use in case of emergency.
【Multi-function & WARRANTY】Electronic whistle 3 loudspeaker adjustment, 3 loudspeaker conversion and other functions.If you have any dissatisfaction, please send us an email, we will help you 24 hours a day.