Detailed Product Description Dynamo Radio with Flashlight Functions: 1. Cranking to charge a mobilephone for emergency use. 2. Using 6V external electricity to charge the inside battery. 3. High power LED for lighting. 4. High sensitive FM /AM radio function, earphone/speaker output, the volume can be adusted. Features: 1.Brushless generator generates power, high efficiency, low noise. 2.High efficiency: light time after 1 minute cranking :1led≥40 minutes. 3leds≥20mins 3.High brightness: 13,000-15,000MCD/pc 4. Multi-functions: charging, radio broadcasting and lighting functions. Size: 140*64*53 mm Carton Meas.:62.0*39.0*40.0 CM G.W.:24.5 kgs Weight: 287 g