Four is the power supply charging method: solar energy, DYNAMO power, Micro-USB, dry betterySolar energy, hand crank, battery and 5 V DC USB Powered lantern 4 times outdoor use and emergency preparednessThis ultra-bright long-life and energy-saving 8-led lantern, level brightness adjustmentBuilt-in standard USB interface output 5 V, charging mobile phones and other compatible portable devicesSeamlessly combined LED lights, FM radio, mobile phone charger, combined, camping lights are not only perfect for your outdoor activities such as camping, hiking, backpacking and so on, but also a priceless and indispensable Tools for your urgent needs thanks to the revolutionary design and manufacture of multiple power options.Solar camping lights on all sides with FM radio 3 AA battery-powered hand crank generator DC 5 V Micro-USBFM: 88 - 108 MHz, built-in speakerBuilt-in charging li-battery: 3.7 V / 5000 mAhFM auto search radioIt can charege on mobile phones and other digital productsspecification:Solar power: under sunlight (20000Lux), it can be turned into electric energy over 5.5 V / 350 mAhDYNAMO industrial power: 120 - 140 / minute, can turn into electric energy over 5.5 V / 35 mAhCamping light: 8LED (15000mcd-18000mcd / LED indicator light)Frequency modulation (FM) sensitivity: 25dB moreDimensions: 105 x 105 x 205 mmColour: whiteMaterial: ABSPackage Contents:1 x radio1 x data cableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.