Voltaic Systems - V88 Portable Laptop Power Bank 24,000mAh / 88Wh with USB-C Power Delivery (or USB-C PD) | External Battery Pack Travel Charger for Laptops Compatible with MacBook Pro, More CHARGE ANYWHERE - [24,000mAh / 88 Wh] 1x Laptop Charges (Including MacBook and USB-C Laptops), 7x Smartphone Charges, 3x Tablet Charges, and 5x DSLR Battery Charges. See Product Description for more details. POWER OUTPUTS - 1x USB Quick Charge (5V/2A), 1x USB-C PD (5V/3A-20V/2.2A) and 1x Hi-Voltage Laptop Port (12V/6A, 16V/5A, 19V/4.5A, 24V 3.5A) PASS-THROUGH CHARGING  Charge your device and the V88 Battery at the same time PACKAGE INCLUDES - The Voltaic V88 battery, 10 connectors for most laptop brands, 1 DC power wire, 1 18.5V 2A AC wall adapter, 1 car charger socketPACKAGE INCLUDES - Voltaic V88 Battery, 10x Popular Laptop Adapters, 1x DC Laptop Output Cable, 1x AC Wall Charger, 1x Car Charger Socket OPTIMIZED FOR SOLAR CHARGING- High quality, high temperature Li-Polymer cells tested and optimized for solar applications, housed in a brushed aluminum case. Designed for use with Voltaic solar chargers, solar panels, and accessories USB-C: 5V/3A Hold the Power Button down until the LED display flashes Allow display to flash through the voltage settings until it displays the text &#034;Always On Mode&#034; in the bottom right corner Release Power Button