Unique Lightning & Micro-USB Input - Lightning and micro usb dual input means you never worry whether your device is iOS or androids, just use the same cable you're using to charge iOS or android device to charge your powerbank, gone are the days when apple users need to carry 2 charging cables. (Attention: Apple lightning cable not included). Ultra-High Capacity - 20000mAh capacity with built-in A+ Li-Polymer battery calls, it can fully charge the iPhone 7 almost 7 times, the Samsung Galaxy S7 about 4.5 times, iPad Air 1.5 times and other smartphones multiple times. Dual USB output ports allow for charging of your devices simultaneously and quickly. DC 5V/2A input is twice as fast as normal DC 5V/1A input power banks to save 50% of your recharge time. Smart LED Digital Display - Smart digital screen shows remaining power percentage in digital format and the display is accurate to 1%, you always know when the usb battery charger is fully charged and how much power it's available, press the CD textured power button to turn it on. (90% of all other power banks do not use the led digtal display technology.) Sleek and Thin - Single-piece aviation aluminum metal casing, consistent the surface technology with MacBook Pro, processed by anodic oxidation and high-precision integrated CNC digital cutting technology, treated with high gloss lacquer finish, sleek and beautiful. Measured at 0.6 inches thick (thinner than most of the 20000mAh power banks in the market). What You Get - 1x Yoobao A2 20000mAh Power Bank External Battery Pack Phone Charger, 1x Micro USB Cable (Not included Apple Lightning or USB-C cable), 1x User Manual,