72 Hours of survival tools, food, and water for four people in one simple package. Grab and go with all the supplies you need in case of an emergency or evacuation. 5 Year shelf life food and water puts an end to the annual can rotation and bottled water switcheroo – hassle-free peace of mind. The flashlight and radio in this kit are powered with traditional alkaline batteries (included). For a rechargeable crank option check out the Urban Survival Kit.