FM/Weather Band Dynamo Radio with LED Light and Siren (85dB) Headphone and DC outputs for cell phones etc.; Carry handle and antenna Scan feature button to find available stations with ease; Hand crank to charge built-in battery: 1 minute of cranking equals up to 10 minutes of radio 3 minutes of siren or 20 minutes of flashlight individually; Longer cranking gives longer use time 3 minutes of cranking equals 2 to 8 minutes of cell phone use.