... crank dynamo 3.4LED lights can work above 10,000hrs 4.can charge mobile phone hand crank generation set Disaster prevention flashlight ... for camping, travel, outdoor activities etc.2) Four high brightness LED lights with life more than 10,000hours. ... adapters for the most popular modelsSpecification1) 4LED lamps (Crank Dynamo Solar Flashlight Radio)2) Solar panel: Charging Voltage: 5.5V Charging ...