ALEKO TS-02 Portable Solar USB Charger for Cell Phones, Mobile Phone, Digital Camera, GPS, IPAD, MP3/4 ALEKO TS-02 Portable Solar Charger for Cell Phone, Digital Camera, GPS and other USB products Charge all your electronic mobile devices from the SUN! Solar cell: 5.5V/ 45MA. Battery Capacity: 900mah. Output voltage: 5.5V. Output current: 300-800ma High capacity battery stores energy up to a year! 1-Year Warranty