The difference between a life-saving whistle and an ordinary whistle

There are significant differences in design and function between life-saving whistles and ordinary whistles, which make life-saving whistles more effective in emergency situations. Here are the main differences between life-saving whistles and ordinary whistles: ‌

‌Design Differences‌:

Life-saving whistles are usually designed as high-frequency whistles with two holes or whistle mouths. This design makes the sound emitted high-frequency and strong penetrating, and can be transmitted over longer distances in noisy environments. In contrast, ordinary whistles may not have special designs to optimize the propagation distance and clarity of sound.

The shape of the life-saving whistle is ergonomic, providing a better grip, and the integrated grip ribs along the top surface of the whistle increase the grip selectivity, making it easier to operate in emergency situations.
‌Function and Use‌:

The life-saving whistle is mainly used for emergency rescue in outdoor distress. Its high-frequency, high-decibel sound can be transmitted over long distances in the wild environment to help rescuers locate the person in distress. The life-saving whistle is a must-have item for outdoor enthusiasts, especially in the absence of modern communication equipment or signal shielding.
Ordinary whistles are mainly used for entertainment, instructions or signal transmission in sports competitions, such as referee whistles in sports competitions, cheering whistles in school activities, etc., and do not have the emergency rescue function of life-saving whistles.
‌Sound characteristics‌:

The sound emitted by the life-saving whistle is high in frequency and high in decibels, which is suitable for use in noisy environments in the wild. It can penetrate noise and transmit farther.
The sound characteristics emitted by ordinary whistles vary depending on the purpose, but they usually do not have the high frequency and high sound pressure level of life-saving whistles. They are mainly used for close-range instructions or entertainment.
In summary, the design, function and sound characteristics of the life-saving whistle are all intended to provide effective distress signals in emergency situations, while ordinary whistles are mainly used for instructions or entertainment purposes in daily life.