solar charger:"1.Directly charging on mobile phones under sunlight. 2.Fulfil 2/3 of the battery?s capacity within 120 minutes. 3.Leathern outer shell, fancy figure, little volume /60?115 (cm), convenient to take. 4. Rated power: 1.25W. 5.Open circuit voltage:5.0V. 6. Rated electrical current: 0.25A."