F.Dorla Solar Charger Slim 20000mAh Solar Power Bank Dual USB Poratble Charger for iPhone 6S/6 6 plus 5S, Samsung Smartphone (Silvery) Power Bank Advantage:Intelligent high effciency up to 93% conversion rate, Lasting life security rapid smart charging, for travel and camping essential choice Built-in 20000mAh high capacity rechargeable Li-Ion battery,Powerful with long operation time. Solar energy technology, the item could charge itself under sun for emergency Built in LED flashlight that works perfectly in darkness. Great for outdoor use. 4 integrated LED indicators to show power status Has a automatic identification system to provide excellent charging service.Built-in multiple intelligent security protections to avoid over-current, over-voltage, over-load and short circuit Universal device compatibility/ Dual USB Port: Creative solar phone charger for Apple Watch, iPhone 6 Plus 6 5S 5C 5 4S, iPad, iPod, Samsung Galaxy S6 Edge S5 S4 S3 Note 5 4 3, LG G4 G3, Nexus, HTC, Gopro Camera, GPS etc. and charge 2 devices at the same time. Or you can share your backup power with your friend,convenient and sweet