Today we will introduce an small product that is interesting and useful --- whistle compass. Do you like whistle? Taking with a whistle when travelling outside is useful and interesting, especially when you are travelling with several friends. Blowing a whistle can help your friends to tell where you are when you separate with your friends during outdoor activities such as climbing.
The other day we introduce you an product called hiking compass which is important and useful in indicating direction when hiking outside. Well, the product we introduce today---you can know from the name---also has the function of indicating direction, for it has a mini compass on its one side.
Besides that, there is a thermometer (-20~50 °C) on the other side of the whistle. Sometimes you want or need to know the weather when travelling outside. However, taking an thermometer with you all the way gives a lot of trouble. Well, this lightweight multipurpose whistle will help you a lot. The thermometer on it can tell you the weather when you are hiking or camping outside.
This 3-in-1 survival whistle which combines multiple functions together is mainly made of plastic and with a neck strap that is 50cm long. The price of this product is only 2 dollars. It is really useful and cheap, isn’t it?
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