UPDATED: Support pass-through charging ( can charge devices while it is being charged )! ALL IN ONE QUICK CHARGE: It has 4 output ports(TYPE-C, USB1, USB2, DC OUT). DC OUT for Most Laptops: 5V/8.4V/9V/12V - 3A (max); 16V(compatible 16.5V) / 20V(compatible 19V, 19.5V) - 4.7A (max). Two USB Ports for Smartphones: 5V/9V/12V - 3A (support Quick Charge 3.0). Type-C for New Macbook 12" and Smartphones/Tablets: 5V/9V/12V - 3A. DC IN 19V/2A enables our power bank to be recharged in just 6-8 hours. REAL CAPACITY 50000mAh/185Wh: Compatible with most popular laptops and notebooks. We provide 14 kinds of connector for most of the popular laptops including Apple Macbook Pro & Air (Pls make sure the connector fits for your laptop before purchasing). BRIGHT LED DISPLAY & PORTABLE SIZE: Bright Led display builts in battery to show the DC voltage and available capacity of the power bank. 7.6'' x 5.9'' x 1.1'' and 2.55lb make it easy to carry on. You can quickly put it in your briefcase, backpack or carrying bag when you're on the go. WHAT YOU GET: 1 x Krisdonia Laptop Power Bank, 1 x Multifunction Bag, 1 x Charger, 1 x Magsafe2 Cable, 1 x DC Cable, 1 x TYPE-C converter, 1 x USB Cable, 14 x Laptop Charge Connector, 1 x Use Manual SAFETY DURABILITY & GUARANTEE: Constructed with Lithium-ion Polymer battery cells and built in 6 security protection, our Krisdonia power bank is safe to use. As the manufacturer, we keep reseaching and developing our products to provide the best products to our customers. And we provide our Krisdonia customers a 12-month 100% satisfaction warranty.