Overview Discover the safest possible charge thanks to multiple charging guards; such as overcurrent short-circuit overdischarge and high temperature protections. Micro input: 5V=2A 10W Max Type C Input/Output: 5V=3A15W Max USB-A1/USBA2 Output:5V = 2.4A 12W Max Total Output: 15W Max Battery Capacity: 20000mAh/74Wh/3.7V