Meanhoo Magnetic navigation Baseplate Compass thermometers,magnifying glass,the lifeguard whistle Waterproof Camping Emergency for Hiking Camping Night Fishing 84x30x23mm Meanhoo specialized in survival outdoor equipment. professional garde for survival ,camping,emergency situations ,survival compass multi tools is ideal for emergency ,survival camping uses It contain whistle , refers to the north (south) needle , hygrometer (environment temperature know fairly well) Built-in thermometer. . A magnifying glass (hide) This small whistle and also with the compass, the function of the thermometer, and equipped with hang buckle, can go to the lavatory to hang in his loins, and convenient to carry. In the wild, this a few are very necessary tools, can provide timely help MEANHOO IS COMMITTED to providing the customer with the best possible source for value. You will enjoy the quality, function and usefulness this survival tool to offer. Please pay a attention to our any more events and promotion! While any outdoor gear please attention to our store. About the shipping: normally it need 7-15 days to delivery by USPS. We promise order now with provide a lifetime guarantee . you can see the product description and feature detail as bellow.