Feature 1Portable: Compact, lightweight and easy to carry, while packed with many important features that are essential to any survival kit. 21000mAh Built-in Battery: Simply connect your phone or other small electronic device to the USB port of this handheld radio to charge your phone. 3Multiple Ways to Power/Charge the Radio: Hand crank to wind internal alternator, exposure to sunlight to charge via solar panel, DC charging by connecting mini USB cable to computer. This is a self-powered emergency radio that you and your family can rely on anytime, anywhere. 4Practical: This weather radio with 3W integrated flashlight and 1W reading light is very practical in case of emergency power outage, any signal can be seen in the dark.Material: ABSBattery capacity: 1000mAh/2000mahWorking voltage: 2.7-4.2VSize: about 16*7*6cm1 minute hand crank lighting time: 5 minutes1 minute hand crank radio time: 3 minutesFully charged radio time: 5-7hFully charged lighting time: 9-10hRadio frequency interval: AM 520~1710KHz FM2 87~108MHz FM1 76-~90MHz Package included:Hand generator*1USB cable*1NoteThere is 2-3% difference according to manual measurement.please check the measurement chart carefully before you buy the item.Please note that slight color difference should be acceptable due to the light and screen.