If you??re an outdoors man this is for you. It is a 10-in-1 survival flashlight. It features a plastic housing with a storage compartment for the gadgets to be stored internally. The batteries for the LED flashlight are built-into the unit. It has a compass and 2 rulers, as well as a small steel mirror. A magnesium fuel block and a flint are included for easy fire building. It also has a whistle and some great instructions for survival; such as how to make an SOS signal and an alpine rescue signal. You never know what kind of situation will come up when your outdoors.