1.Battery Capacity: 2000mAh / 3000mAh/4000mAh 2.charge for apple phone 3.Solar panels Specifications: 5V/95mA 4. FCC,CE ... Capacity: 2000mAh / 3000mAh / 4000 mAhInput voltage: 5.0V ± 0.5V; Input Current: 500mA Output voltage: 5.0V ± 0.25V; output current: MAX600mA ... : 5V/95mA Audio Play: About 18 hoursVideo Play:About 5 hours 2000mAh,3000mAh,4000mAh for apple mobile portable power battery pack