Opteka BP-SC8000 Ultra High Capacity (6000mAh) Backup Battery Solar Charger with Faster Charging Dual EcoPanel (2014 Model) Will fully charge your mobile or tablet device using solar or USB Power Ultra high capacity 6000mAh internal battery will charge all of your devices Dual EcoPanel solar panels that charge 40% faster than standard panels LCD power level display USB input, 2 USB output, 1 micro USB output