Crank radio, dynamo light radio, emergency radio, dynamo radio lantern Crank radio, dynamo light radio, emergency radio, dynamo radio lantern Model number: BL-515* Smart ... dry batteris needed, environmental friendly. * One min of cranking at the speed of 120turns per min can provide power ... .1.CE certificate 2. No dry batteries needed; only cranking can generate power3. Charge mobilephone, 6V, 400Ma,4. ...