Mitaki-Japan AM/FM/Weather Band Emergency Crank Radio. The perfect addition to an emergency kit. When the electricity goes off at home work or while traveling you can listen to the radio by simply cranking this radio for approximately 60 seconds. 1 minute of cranking will give you 30 minutes of usage. Comes with telescopic antenna, 2" speaker, ear bud headphones and built in power generator. Also runs on 2AA batteries or 6V AC adapter (not included). Never be caught in an emergency without a crank radio! You never have to buy batteries again, just crank the lever and play!