Brand: MY Power Model:M2050 Capacity: 20000mAh Very Small and Portable Support 2.1 A Charge Output: 2 amp Input: 2 amp Double USB Port Use for smartphone, digital camera, GPS, MP3, MP4, tablet, digital device etc High quality original 3A battery, safe and efficient, support quick charge and discharge, cycle charging upto about 1000 times Standard universal USB output port, Plug and Play Brand MY Power SKU 100214422_NP-1020470442 ports 2 Input Type USB Model M2050