... . AA Dry Battery 1.5V X 3 (Not included) 5. Dynamo B. Six Functions 1. Cell pone Charger 2. White LED ... ,earphone jack,siren and AM/FM radio. AC dynamo charger: Winding the dynamo crank can charge mobile phone,MP3,IPOD and installed ... jack,siren and AM/FM radio. Power standing time of dynamo charger