OFTEN Solar Power Bank Battery, [15000mah] [Dual USB Port] Solar Panel External Battery Power Bank Protable Charger for iPhone 6 6s Samsung Galaxy LG Smary Cellphone iPad air mini Tablet Green OFTEN Solar Emergency Charger, 2 USB Port Can Power for Two Devices Simultaneously. 15000 mAh external battery, Input: DC 5V 2.0A, Output1: DC 5.0V 1.0A (Max),Output2: DC 5.0V 2.1A (Max), With 6-LED indicate Powerful - Capacity of 15000 mAh can charge an iPhone 6 about 5-7 times, a Samsung Galaxy S5 about 4-5 times, or an iPad Mini about 3 times. When You Go Outside Or Power Empty, You Also Can Use Your Mobile Phone With Solar Energy. For Apple, Nokia, Samsung, MP3, MP4, PSP, GPS, Digital Camera, etc. As for other special mobile phones or other devices, you can also connect the portable power bank by using your original USB data cable.