Critical when the power goes out, the Stormproof crank radio light provides light, radio, and siren, allowing you not only to have light, but keep informed of the latest news and weather as well. The built-in USB cable allows for a 2 hour quick charge. In the event of emergency, when no battery power or recharge power is available, one minute of crank power will provide 10 minutes of light or radio. The crank light will also charge your smart phone in an emergency. Water resistant and built with rugged construction, this light will stand up to the roughest storms. This light is great for home and outdoor use, camping, hunting, and emergency situations.