Opteka BP-SC6000 Ultra High Capacity (6000mAh) Backup Battery Solar Charger with Faster Charging EcoPanel for HTC Droid Inspire 4G, EVO 4G, Incredible, One X, Freestyle, Titan, ThunderBolt & Flyer Smartphones + View & Jetstream Tablets Will fully charge your mobile device using solar or USB Power Ultra high capacity 6000mAh internal battery will charge all of your devices LED Power Level Display Micro USB input, USB output (Includes micro USB and Apple 30-pin charging tips and USB extension cable) 2 Year Warranty