... radio 4. Rotatable Specifications1. Cranking dynamo 2. Blinking / siren 3. AM/FM radio 4. Rotatable Functions and Features:LED ... etcAC/DC adaptor (excluded)Typical Application:Outdoor activities, such as camping, fishing, hiking, etc.Siren/blinkingDisaster reliefCharging mobile phone, camera, ... Promotion giftsParameter: Light source 1PCS LED Radio AM,FM Siren 100dB (10cm) Hand generator 5V 300~350 mA ...